Urgent.News

What's breaking now, across thousands of outlets.

Tech

Linux 7.4 Begins Employing New "Core MM" Tree

Core memory management patches to the Linux kernel have typically been routed to mainline via Andrew Morton's "MM" branch, which is where also a variety of broader memory management related patches are also queued like all the ongoing work to DAMON/DAMOS. Kernel maintainers have now agreed to a new "Core MM" tree as the home for all of the core memory management changes moving forward...

We haven't written up this one. Phoronix has the full story — the link below goes straight to it.

Read the original at phoronix.com →

More in Tech

How We Solved the Missing Audio Bug in Social Video Downloads (DASH Remuxing, ISO-BMFF Box Headers, and Open-Web Archiving)

Why modern video downloaders break on Threads and Bluesky, and how we engineered an in-browser TypeScript solution that respects creator privacy.

  • DASH split-track architecture causes missing audio in social video downloads
  • MP4 header parsing errors lead to silent audio files and import issues
  • TypeScript solution patches duration headers to enable proper video editing

Free Tokens Don't Cut the Bill. They Move It.

Free tokens don't cut the bill. They move it. That is the whole finding, and it is why I rebuilt my evaluation harness before I sent a single prompt through a free model endpoint.

  • Free tokens do not reduce overall AI model costs; they shift expenses to evaluation process.
  • Evaluation cost includes time, computing resources, and human attention.
  • Oracle check is crucial evaluation criterion; should be reliably checkable by machine.

The Protocol That Holds the Internet Together and Keeps Breaking It

On the morning of October 4, 2021, hundreds of millions of people tried to open Facebook, Instagram, and WhatsApp and found nothing. Not an error message. Not a spinning wheel. Nothing.

  • BGP, internet's routing protocol, fails due to routine configuration change
  • BGP, foundational internet system, lacks authentication and trust-based
  • BGP, designed in 1989, still governs internet routing in 2026

More from Monday 26 October →