Techmeme
July 21, 2025, 2:55 PM

Top News

Bloomberg:
Microsoft releases a patch for a SharePoint 0-day RCE flaw exploited globally on thousands of on-prem servers and says SharePoint 2016 updates are in the works  —  Microsoft Corp. warned that hackers are actively targeting customers of its document management software SharePoint …
Financial Times:
Google DeepMind:
Google says an advanced version of Gemini with Deep Think won gold at the International Mathematical Olympiad, solving 5 of 6 “exceptionally difficult” problems  —  The International Mathematical Olympiad ("IMO") is the world's most prestigious competition for young mathematicians, and has been held annually since 1959.
Bloomberg:
Polymarket says it is buying little-known derivatives exchange QCX, in a move to legally re-enter the US market; a source says Polymarket will pay $112M  —  Polymarket, the crypto-betting platform that was kicked offshore by federal regulators, has struck a deal to return to the US market …
Wall Street Journal:
Blank check company Dynamix says it plans to merge with another entity to create Ether Machine, holding $1.5B in ether, backed by $800M+ from Kraken and others  —  The Ether Machine plans to manage over $1.5 billion of the second-largest cryptocurrency  —  Blank-check company Dynamix …
Jay Peters / The Verge:
T-Mobile plans to expand support for the L4S network standard in the coming weeks, helping high-priority internet packets move fast, a first for a US network  —  Latency hitches that can interrupt video calls or slow down browsing could be reduced with L4S, and T-Mobile is the first wireless company using it in the US.
More: PhoneArena.  Forums: Slashdot

Sponsor Posts

Subquadratic:
Subquadratic: the LLM built for 12M-token reasoning  —  SubQ can reason across entire codebases and document sets in one pass with no RAG workarounds.  Read how SubQ 1.1 Small holds near-perfect retrieval out to 12M tokens.
Zoho:
Introducing Campus: The digital home for educational institutions  —  Every educational institution needs a place where students, teachers, and administrators can find one another, communicate …
IDrive:
Protecting your Cloud Applications Data  —  Backing up Office 365, Google Workspace, Dropbox & Salesforce data is critical to preventing data loss or corruption, complying with laws and avoiding critical downtime in case of a disaster.
Soxton:
Fast, affordable law for startups  —  Soxton automates startup legal so founders can move faster and sleep better.  We handle incorporation, advisor, employment and commercial contracts.  Join the waitlist for early access!

Featured Podcasts

Lenny's Podcast:
OpenAI's Head of ChatGPT: We're entering a new era of AI (again) | Tibo Sottiaux
Interviews with world-class product leaders and growth experts to uncover actionable advice to help you build, launch, and grow your own product.
Subscribe to Lenny's Podcast.
Big Technology Podcast:
Anthropic's IPO Leak, OpenAI's Dots vs. Meta's Muse, Visual Turing Test
The Big Technology Podcast takes you behind the scenes in the tech world featuring interviews with plugged-in insiders and outside agitators.
Subscribe to Big Technology Podcast.
Sources:
OpenAI's Dots lead on the future of ChatGPT
Candid conversations with the leaders shaping what's next in AI and the broader tech industry. Hosted by Alex Heath, who has covered Silicon Valley for more than a decade.
Subscribe to Sources.
Great Chat:
What does the tech industry owe San Francisco?
A podcast mostly about tech. Brought to you weekly by Angela Du, Sally Shin, Mac Bohannon, Helen Min, and Ashley Mayer.
Subscribe to Great Chat.
Uncapped with Jack Altman:
David George from a16z
Conversations with people I admire about things I'm genuinely interested in.
Subscribe to Uncapped with Jack Altman.
Channels with Peter Kafka:
David Ellison's Paramount-Warner Empire & The Fight That Comes Next
Media and tech aren't just intersecting - they're fully intertwined. To understand how those worlds work, Peter Kafka talks to industry leaders, upstarts and observers.
Subscribe to Channels with Peter Kafka.
 

About This Page

This is a Techmeme archive page. It shows how the site appeared at 2:55 PM ET, July 21, 2025.

The most current version of the site as always is available at our home page. To view an earlier snapshot click here and then modify the date indicated.

More News

Earlier Picks

Joseph Bernstein / New York Times:
Financial Times: