The DaB - Daily Briefing

October 22, 2025, 06:25 AM


📊 39 articles collected from multiple sources
🔄 Generated at 2025-10-22 06:25:52

🔄 Sort Articles:

⏱️ Execution Details:

Duration: 133.8 seconds
Start Time: 2025-10-22 06:25:52
End Time: 2025-10-22 06:28:06

📡 Data Collection:

Articles Collected: 39
Sources Configured: 4
Source Breakdown: RSS: 24, Hacker News: 6, arXiv: 4, Reddit: 5

🤖 AI Processing:

AI Summaries: 39
Tweet Sets: 39

📊 Analytics:

Engagement Scores: 39
Distribution: Notable: 6, Standard: 22, Low: 11
Topics Detected: 7
Cross-platform Stories: 1

[01]
💻 AWS multiple services outage in us-east-1
Source: Hacker News | Published: 2025-10-20 07:22 | ID: 98e245234004 | | Topics: 🔒 Security, ☁️ Cloud
🤖 AI Summary:
Hacker News discussion with 2223 points and 2016 comments. Posted 2025-10-20 07:22.
📱 Show Tweet Suggestions (1)
Check out this tech news: AWS multiple services outage in us-east-1... https://health.aws.amazon.com/health/status?ts=20251020
[02]
💻 How I bypassed Amazon's Kindle web DRM
Source: Hacker News | Published: 2025-10-16 20:22 | ID: 8b203a5cf651 | | Topics: 🔒 Security, 🏢 Big Tech
🤖 AI Summary:
Hacker News discussion with 1751 points and 508 comments. Posted 2025-10-16 20:22.
📱 Show Tweet Suggestions (1)
Check out this tech news: How I bypassed Amazon's Kindle web DRM... https://blog.pixelmelt.dev/kindle-web-drm/
[03]
💻 Apple M5 chip
Source: Hacker News | Published: 2025-10-15 13:02 | ID: 2ffef67a0d52 | | Topics: 🔒 Security, 🔧 Hardware
🤖 AI Summary:
Hacker News discussion with 1261 points and 1389 comments. Posted 2025-10-15 13:02.
📱 Show Tweet Suggestions (1)
Check out this tech news: Apple M5 chip... https://www.apple.com/newsroom/2025/10/apple-unleashes-m5-the-next-big-leap-in-ai-performance-for-apple-silicon/
[04]
💻 Migrating from AWS to Hetzner
Source: Hacker News | Published: 2025-10-17 10:00 | ID: 27d5da9abe87 | | Topics: 🔒 Security, ☁️ Cloud
🤖 AI Summary:
Hacker News discussion with 1135 points and 623 comments. Posted 2025-10-17 10:00.
📱 Show Tweet Suggestions (1)
Check out this tech news: Migrating from AWS to Hetzner... https://digitalsociety.coop/posts/migrating-to-hetzner-cloud/
[05]
💻 Space Elevator
Source: Hacker News | Published: 2025-10-20 04:42 | ID: 07162c0d3735 | | Topics: 🔒 Security
🤖 AI Summary:
Hacker News discussion with 1736 points and 396 comments. Posted 2025-10-20 04:42.
📱 Show Tweet Suggestions (1)
Check out this tech news: Space Elevator... https://neal.fun/space-elevator/
[06]
💻 Andrej Karpathy – It will take a decade to work through the issues with agents
Source: Hacker News | Published: 2025-10-17 17:24 | ID: cc401d6b2356 | | Topics: 🔒 Security
🤖 AI Summary:
Hacker News discussion with 1204 points and 1101 comments. Posted 2025-10-17 17:24.
📱 Show Tweet Suggestions (1)
Check out this tech news: Andrej Karpathy – It will take a decade to work through the issues with agents... https://www.dwarkesh.com/p/andrej-karpathy
[07]
📰 Sources: Multimodal AI startup Fal AI already raised at $4B+ valuation
Source: TechCrunch | Published: Tue, 21 Oct 2025 20:12:41 +0000 | ID: 801fdb319ee0 | | Topics: 🤖 Ai Ml, ☁️ Cloud
🤖 AI Summary:
Fal provides developers with over 600 image, video, audio, and 3D models, it says, and boasts that its cloud has thousands of Nvidia H100 and H200 GPUs and is fine-tuned for speedy inference.
📱 Show Tweet Suggestions (1)
Check out this tech news: Sources: Multimodal AI startup Fal AI already raised at $4B+ valuation... https://techcrunch.com/2025/10/21/sources-multimodal-ai-startup-fal-ai-already-raised-at-4b-valuation/
[08]
📰 Sesame, the conversational AI startup from Oculus founders, raises $250M and launches beta
Source: TechCrunch | Published: Tue, 21 Oct 2025 21:34:17 +0000 | ID: 64e0210b73f4 | | Topics: 🤖 Ai Ml, 📱 Mobile
🤖 AI Summary:
Former Oculus CEO Brendan Iribe’s new startup, Sesame, is building AI-powered smart glasses with natural, humanlike voice interaction. Backed by Sequoia and Spark, the company also launched an invite-...
📱 Show Tweet Suggestions (1)
Check out this tech news: Sesame, the conversational AI startup from Oculus founders, raises $250M and launches beta... https://techcrunch.com/2025/10/21/sesame-the-conversational-ai-startup-from-oculus-founders-raises-250m-and-launches-beta/
[09]
📰 Cloudflare CEO Matthew Prince is pushing UK regulator to unbundle Google’s search and AI crawlers
Source: TechCrunch | Published: Tue, 21 Oct 2025 19:34:21 +0000 | ID: c8cca7ec997b | | Topics: 🤖 Ai Ml, ☁️ Cloud
🤖 AI Summary:
Cloudflare CEO Matthew Prince is urging regulators to rein in Google’s AI practices, arguing the tech giant’s dominance in search gives it an unfair edge in the AI race.
📱 Show Tweet Suggestions (1)
Check out this tech news: Cloudflare CEO Matthew Prince is pushing UK regulator to unbundle Google’s search and AI crawlers... https://techcrunch.com/2025/10/21/cloudflare-ceo-matthew-prince-is-pushing-uk-regulator-to-unbundle-googles-search-and-ai-crawlers/
[10]
📰 Bill Gates’ old climate lobbyists launch a new firm
Source: TechCrunch | Published: Tue, 21 Oct 2025 18:54:52 +0000 | ID: 352eedfeeb22 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Members of Breakthrough Energy's policy team are back with a new organization, the Clean Economy Project, aimed at nudging lawmakers toward clean energy.
📱 Show Tweet Suggestions (1)
Check out this tech news: Bill Gates’ old climate lobbyists launch a new firm... https://techcrunch.com/2025/10/21/bill-gatess-old-climate-lobbyists-launch-a-new-firm/
[11]
📰 Open source agentic startup LangChain hits $1.25B valuation
Source: TechCrunch | Published: Tue, 21 Oct 2025 22:12:46 +0000 | ID: d927494a23a5 | | Topics: 🤖 Ai Ml, 👩‍💻 Programming
🤖 AI Summary:
As TechCrunch previously reported, the maker of a popular open source framework for building AI agents has officially become a unicorn.
📱 Show Tweet Suggestions (1)
Check out this tech news: Open source agentic startup LangChain hits $1.25B valuation... https://techcrunch.com/2025/10/21/open-source-agentic-startup-langchain-hits-1-25b-valuation/
[12]
📰 OpenAI’s new browser is a broadside shot at Google
Source: TechCrunch | Published: Tue, 21 Oct 2025 21:17:50 +0000 | ID: 40cb1074a554 | | Topics: 🤖 Ai Ml, 🏢 Big Tech
🤖 AI Summary:
OpenAI's new browser announcement made it clear exactly how much Google has to lose in the AI era.
📱 Show Tweet Suggestions (1)
Check out this tech news: OpenAI’s new browser is a broadside shot at Google... https://techcrunch.com/2025/10/21/openais-new-browser-is-a-broadside-shot-at-google/
[13]
📰 OpenAI looks for its “Google Chrome” moment with new Atlas web browser
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 19:02:10 +0000 | ID: d6978faaecbe | | Topics: 🤖 Ai Ml, 🏢 Big Tech
🤖 AI Summary:
MacOS version launches today, includes Agent Mode preview to "use the Internet for you."
📱 Show Tweet Suggestions (1)
Check out this tech news: OpenAI looks for its “Google Chrome” moment with new Atlas web browser... https://arstechnica.com/ai/2025/10/openais-new-atlas-web-browser-wants-to-let-you-chat-with-a-page/
[14]
📰 How Apple’s walled garden protects ICE
Source: The Verge | Published: 2025-10-21T17:30:00-04:00 | ID: 7f3ad1f4a8ec | | Topics: 📱 Mobile, ☁️ Cloud
🤖 AI Summary:
Hello and welcome to Regulator. Of all the strange, unintended consequences stemming from major lawsuits, I never thought that the Trump administration's power to force Apple to remove ICE-tracking mo...
📱 Show Tweet Suggestions (1)
Check out this tech news: How Apple’s walled garden protects ICE... https://www.theverge.com/column/803693/ice-epic-games-apple-app-store
[15]
📚 Retaining by Doing: The Role of On-Policy Data in Mitigating Forgetting
Source: arXiv | Published: 2025-10-21 | ID: ea7bbbf3bb37 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Research paper by Howard Chen, Noam Razin, Karthik Narasimhan et al.. Adapting language models (LMs) to new tasks via post-training carries the risk of degrading existing capabilities -- a phenomenon ...
📱 Show Tweet Suggestions (1)
Check out this tech news: Retaining by Doing: The Role of On-Policy Data in Mitigating Forgetting... http://arxiv.org/abs/2510.18874v1
[16]
📰 Netflix goes ‘all in’ on generative AI as entertainment industry remains divided
Source: TechCrunch | Published: Tue, 21 Oct 2025 22:21:46 +0000 | ID: ad931e31c361 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Netflix is using AI for special effects and pre-production, but CEO Ted Sarandos that Netflix "not worried about AI replacing creativity."
📱 Show Tweet Suggestions (1)
Check out this tech news: Netflix goes ‘all in’ on generative AI as entertainment industry remains divided... https://techcrunch.com/2025/10/21/netflix-goes-all-in-on-generative-ai-as-entertainment-industry-remains-divided/
[17]
📰 I spent a month living with a $430 AI pet, the Casio Moflin
Source: TechCrunch | Published: Tue, 21 Oct 2025 18:23:56 +0000 | ID: 8cb9124ba93c | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Casio’s Moflin, a hamster-like robot pet, uses AI to develop a personality over time.
📱 Show Tweet Suggestions (1)
Check out this tech news: I spent a month living with a $430 AI pet, the Casio Moflin... https://techcrunch.com/2025/10/21/i-spent-a-month-living-with-a-430-ai-pet-the-casio-moflin/
[18]
📰 Elon Musk just declared war on NASA’s acting administrator, apparently
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 19:45:32 +0000 | ID: b13f66b85542 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
"Sean said that NASA might benefit from being part of the Cabinet."
📱 Show Tweet Suggestions (1)
Check out this tech news: Elon Musk just declared war on NASA’s acting administrator, apparently... https://arstechnica.com/space/2025/10/elon-musk-just-declared-war-on-nasas-acting-administrator-apparently/
[19]
📰 Upcoming iOS and macOS 26.1 update will let you fog up your Liquid Glass
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 19:12:30 +0000 | ID: 761346470c75 | | Topics: 📱 Mobile, 🏢 Big Tech
🤖 AI Summary:
Apple backs down from some aspects of Liquid Glass, but not others.
📱 Show Tweet Suggestions (1)
Check out this tech news: Upcoming iOS and macOS 26.1 update will let you fog up your Liquid Glass... https://arstechnica.com/gadgets/2025/10/new-ios-and-macos-betas-add-tinted-toggle-to-tone-down-liquid-glass/
[20]
📚 DSI-Bench: A Benchmark for Dynamic Spatial Intelligence
Source: arXiv | Published: 2025-10-21 | ID: 932d5ebee163 | | Topics: 🤖 Ai Ml, 📱 Mobile
🤖 AI Summary:
Research paper by Ziang Zhang, Zehan Wang, Guanghao Zhang et al.. Reasoning about dynamic spatial relationships is essential, as both observers and objects often move simultaneously. Although vision-l...
📱 Show Tweet Suggestions (1)
Check out this tech news: DSI-Bench: A Benchmark for Dynamic Spatial Intelligence... http://arxiv.org/abs/2510.18873v1
[21]
📰 YouTube’s likeness detection has arrived to help stop AI doppelgängers
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 18:46:42 +0000 | ID: 18c7dbc42e42 | | Topics: 🤖 Ai Ml, 🏢 Big Tech
🤖 AI Summary:
Likeness detection will flag possible AI fakes, but Google doesn't guarantee removal.
📱 Show Tweet Suggestions (1)
Check out this tech news: YouTube’s likeness detection has arrived to help stop AI doppelgängers... https://arstechnica.com/google/2025/10/youtube-rolls-out-likeness-detection-to-help-creators-combat-ai-fakes/
[22]
📰 Here are the best Apple Watch deals available right now
Source: The Verge | Published: 2025-10-21T21:42:56-04:00 | ID: a639e82d8dee | | Topics: 🤖 Ai Ml, 🏢 Big Tech
🤖 AI Summary:
Apple recently launched its latest fleet of smartwatches, including the Apple Watch Series 11, the SE 3, and the Ultra 3. Each wearable offers something a little different (their prices indicate their...
📱 Show Tweet Suggestions (1)
Check out this tech news: Here are the best Apple Watch deals available right now... https://www.theverge.com/21289209/best-apple-watch-deals
[23]
📰 Did Microsoft just tease that the next Xbox is a PC and console?
Source: The Verge | Published: 2025-10-21T17:04:55-04:00 | ID: e3af6eea74eb | | Topics: 🤖 Ai Ml, 🔧 Hardware
🤖 AI Summary:
We already know that the next-gen Xbox console isn’t locked to a single store, will use an AMD chip inside, and will maintain compatibility with an existing library of Xbox games. Now, Microsoft appea...
📱 Show Tweet Suggestions (1)
Check out this tech news: Did Microsoft just tease that the next Xbox is a PC and console?... https://www.theverge.com/news/803824/microsoft-xbox-sarah-bond-next-gen-xbox-console-pc
[24]
📰 It’s troll vs. troll in Netflix’s Troll 2 trailer
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 19:58:37 +0000 | ID: 92758acd2862 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Norwegian director Roar Uthaug's sequel to his 2022 film Troll knows to not take itself too seriously.
📱 Show Tweet Suggestions (1)
Check out this tech news: It’s troll vs. troll in Netflix’s Troll 2 trailer... https://arstechnica.com/culture/2025/10/troll-2-trailer-is-a-godzilla-inspired-monster-mash/
[25]
📰 Satellite operators will soon join airlines in using Starlink in-flight Wi-Fi
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 18:30:11 +0000 | ID: 87a74187da9c | | Topics: 🤖 Ai Ml
🤖 AI Summary:
"This starts to enable a whole new category of capabilities."
📱 Show Tweet Suggestions (1)
Check out this tech news: Satellite operators will soon join airlines in using Starlink in-flight Wi-Fi... https://arstechnica.com/space/2025/10/satellite-operators-will-soon-join-airlines-in-using-starlink-in-flight-wi-fi/
[26]
📰 “Butt breathing” might soon be a real medical treatment
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 18:12:07 +0000 | ID: cfcf4a5bc2cf | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Ig Nobel-winning research could one day be used to treat people with blocked airways or clogged lungs.
📱 Show Tweet Suggestions (1)
Check out this tech news: “Butt breathing” might soon be a real medical treatment... https://arstechnica.com/science/2025/10/butt-breathing-might-soon-be-a-real-medical-treatment/
[27]
📚 Grasp Any Region: Towards Precise, Contextual Pixel Understanding for Multimodal LLMs
Source: arXiv | Published: 2025-10-21 | ID: 7fab9f84a413 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Research paper by Haochen Wang, Yuhao Wang, Tao Zhang et al.. While Multimodal Large Language Models (MLLMs) excel at holistic understanding, they struggle in capturing the dense world with complex sc...
📱 Show Tweet Suggestions (1)
Check out this tech news: Grasp Any Region: Towards Precise, Contextual Pixel Understanding for Multimodal LLMs... http://arxiv.org/abs/2510.18876v1
[28]
📚 How Do LLMs Use Their Depth?
Source: arXiv | Published: 2025-10-21 | ID: 752bf19fb67b | | Topics: 🤖 Ai Ml, 🔧 Hardware
🤖 AI Summary:
Research paper by Akshat Gupta, Jay Yeung, Gopala Anumanchipalli et al.. Growing evidence suggests that large language models do not use their depth uniformly, yet we still lack a fine-grained underst...
📱 Show Tweet Suggestions (1)
Check out this tech news: How Do LLMs Use Their Depth?... http://arxiv.org/abs/2510.18871v1
[29]
📰 FDA slows down on drug reviews, approvals amid Trump admin chaos
Source: Ars Technica - All content | Published: Tue, 21 Oct 2025 20:08:42 +0000 | ID: 40c0e06be399 |
🤖 AI Summary:
The ongoing shutdown also means no new drug submissions are being accepted.
📱 Show Tweet Suggestions (1)
Check out this tech news: FDA slows down on drug reviews, approvals amid Trump admin chaos... https://arstechnica.com/health/2025/10/fda-slows-down-on-drug-reviews-approvals-amid-trump-admin-chaos/
[30]
📰 Samsung Galaxy XR hands-on: It’s like a cheaper Apple Vision Pro and launches today
Source: The Verge | Published: 2025-10-21T22:00:00-04:00 | ID: 32e8eb69723f | | Topics: 🏢 Big Tech
🤖 AI Summary:
Watching the first few minutes of KPop Demon Hunters on Samsung's Galaxy XR headset, I think Apple's Vision Pro might be cooked. It's not because the Galaxy XR - which Samsung formerly teased as Proje...
📱 Show Tweet Suggestions (1)
Check out this tech news: Samsung Galaxy XR hands-on: It’s like a cheaper Apple Vision Pro and launches today... https://www.theverge.com/tech/802299/samsung-galaxy-xr-hands-on-price-release-date
[31]
📰 Netflix is ‘judiciously’ expanding into interactive experiences
Source: The Verge | Published: 2025-10-21T18:37:14-04:00 | ID: 1fc85e5ba717 | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Netflix has been investing a lot of time and energy into gaming, but the company sees its work on games as part of a broader initiative around interactivity, co-CEO Greg Peters said in today’s Q3 2025...
📱 Show Tweet Suggestions (1)
Check out this tech news: Netflix is ‘judiciously’ expanding into interactive experiences... https://www.theverge.com/news/803097/netflix-games-interactive-experiences-real-time-voting-q3-2025-earnings
[32]
📰 YouTube’s AI ‘likeness detection’ tool is searching for deepfakes of popular creators
Source: The Verge | Published: 2025-10-21T17:17:15-04:00 | ID: 0932616e669e | | Topics: 🤖 Ai Ml
🤖 AI Summary:
Starting today, creators in YouTube’s Partner Program are getting access to a new AI detection feature that will allow them to find and report unauthorized uploads using their likeness. As shown in th...
📱 Show Tweet Suggestions (1)
Check out this tech news: YouTube’s AI ‘likeness detection’ tool is searching for deepfakes of popular creators... https://www.theverge.com/news/803818/youtube-ai-likeness-detection-deepfake
[33]
📰 The iPhone 17’s selfie camera is to blame for delayed Project Indigo support
Source: The Verge | Published: 2025-10-21T18:03:37-04:00 | ID: 49b959dd0ac4 | | Topics: 📱 Mobile
🤖 AI Summary:
The iPhone 17 series launched just over a month ago, but Adobe’s camera app Project Indigo still doesn’t support the latest iPhones — you can run it on an iPhone 12 Pro if you have one handy, but I ca...
📱 Show Tweet Suggestions (1)
Check out this tech news: The iPhone 17’s selfie camera is to blame for delayed Project Indigo support... https://www.theverge.com/tech/803712/adobe-project-indigo-camera-app-iphone-17-support
[34]
🗨️ AI bro introduces regressions in the LTS Linux kernel
Source: Reddit (r/programming) | Published: 2025-10-21 04:11 | ID: 76a3c484eeb2 | | Topics: 🤖 Ai Ml, 👩‍💻 Programming
🤖 AI Summary:
Reddit discussion in r/programming with 1194 upvotes and 277 comments.
📱 Show Tweet Suggestions (1)
Check out this tech news: AI bro introduces regressions in the LTS Linux kernel... https://xcancel.com/spendergrsec/status/1979997322646786107
[35]
🗨️ Are MLE roles being commoditized and squeezed? Are the jobs moving to AI engineering? [D]
Source: Reddit (r/MachineLearning) | Published: 2025-10-19 07:41 | ID: 377880245273 | | Topics: 🤖 Ai Ml, 👩‍💻 Programming
🤖 AI Summary:
A couple quotes from Gemini and Claude "While still in high demand, some of the model-specific work is becoming more democratized or abstracted by automated tools and APIs." """ The ML engineering tha...
📱 Show Tweet Suggestions (1)
Check out this tech news: Are MLE roles being commoditized and squeezed? Are the jobs moving to AI engineering? [D]... https://reddit.com/r/MachineLearning/comments/1oajofr/are_mle_roles_being_commoditized_and_squeezed_are/
[36]
🗨️ I’m a Developer Who’s Colorblind — Please Stop Making Red and Green Do All the Work.
Source: Reddit (r/programming) | Published: 2025-10-22 01:09 | ID: 4f0c195d4c07 | | Topics: 👩‍💻 Programming
🤖 AI Summary:
Reddit discussion in r/programming with 306 upvotes and 75 comments.
📱 Show Tweet Suggestions (1)
Check out this tech news: I’m a Developer Who’s Colorblind — Please Stop Making Red and Green Do All the Work.... https://github.com/Terryc21/XcodeResources/blob/main/Colorblind_Accessibility_Guide.md
[37]
📰 Anker’s latest noise-canceling sleep earbuds are nearly $40 off
Source: The Verge | Published: 2025-10-21T15:40:53-04:00 | ID: ae9362106e1c | | Topics: 🏢 Big Tech
🤖 AI Summary:
If you’re a light sleeper who needs complete silence before dozing off, Anker’s Soundcore Sleep A30 are built for you. Luckily, right now, the wireless sleep buds are on sale at Amazon, Walmart, and B...
📱 Show Tweet Suggestions (1)
Check out this tech news: Anker’s latest noise-canceling sleep earbuds are nearly $40 off... https://www.theverge.com/tech/803737/anker-soundcore-sleep-a30-earbuds-8bitdo-arcade-controller-deal-sale
[38]
🗨️ US States Want To Ban VPNs, But Citizens Are Already Fighting Back - SlashGear
Source: Reddit (r/technology) | Published: 2025-10-21 20:13 | ID: 0197588fc33b |
🤖 AI Summary:
Reddit discussion in r/technology with 9061 upvotes and 525 comments.
📱 Show Tweet Suggestions (1)
Check out this tech news: US States Want To Ban VPNs, But Citizens Are Already Fighting Back - SlashGear... https://www.slashgear.com/1998517/us-states-vpn-ban-protests-day-of-action
[39]
🗨️ AWS crash causes $2,000 Smart Beds to overheat and get stuck upright
Source: Reddit (r/technology) | Published: 2025-10-21 16:04 | ID: 412a04db9d41 | | Topics: ☁️ Cloud
🤖 AI Summary:
Reddit discussion in r/technology with 17768 upvotes and 1293 comments.
📱 Show Tweet Suggestions (1)
Check out this tech news: AWS crash causes $2,000 Smart Beds to overheat and get stuck upright... https://www.dexerto.com/entertainment/aws-crash-causes-2000-smart-beds-to-overheat-and-get-stuck-upright-3272251/