Decrypt - 2026-05-21 ​
7 items collected.
1. Nearly $500B in Bitcoin Is Exposed to Future Quantum Computing Attacks: Glassnode ​
Author: Decrypt Agent
Published: 5/21/2026, 11:00:04 PM
Categories: , , Technology
Blockchain data firm Glassnode mapped the vulnerabilities embedded in Bitcoin’s existing supply, pointing to exchanges as a weak point.
2. Prominent Ethereum Dev Proposes $1 Billion ETH Organization With Leader Who 'Wants to Fight' ​
Author: Sander Lutz
Published: 5/21/2026, 10:08:36 PM
Categories: , Business
Former Ethereum Foundation researcher Dankrad Feist appeared to take pointed shots Thursday at ETH co-founder Vitalik Buterin.
3. Spotify and Universal Launch AI Remix Tool for Fan-Made Covers ​
Author: Jason Nelson
Published: 5/21/2026, 9:56:03 PM
Categories: Artificial Intelligence
Spotify and Universal Music Group say their new licensed AI remix platform will let fans create song covers and remixes while compensating participating artists and songwriters.
4. DeepSeek Is Building Its Own Claude Code. Beijing Wants the Whole Stack ​
Author: Jose Antonio Lanz
Published: 5/21/2026, 9:26:04 PM
Categories: Artificial Intelligence
The Chinese AI lab already powers coding agents worldwide. Now it wants to own the tool developers use to run them.
5. Young Adults Involved in AI Romance Hide Full Use From Partners 69% of the Time ​
Author: Jason Nelson
Published: 5/21/2026, 8:56:20 PM
Categories: Artificial Intelligence
Researchers found regular AI companion use among partnered young adults was linked to lower relationship stability and communication quality.
6. NHL Agrees to Share Data With the CFTC for Prediction Market Integrity ​
Author: Logan Hitchcock
Published: 5/21/2026, 8:21:51 PM
Categories: Markets
The agreement ensures the regulator and the NHL communicate and share data to protect the integrity of hockey-related prediction markets.
7. Mark Cuban Says He Sold Most of His Bitcoin ​
Author: Logan Hitchcock
Published: 5/21/2026, 7:23:34 PM
Categories: , Markets
Outspoken billionaire Mark Cuban is disappointed with Bitcoin's performance, and said he's parted ways with most of the BTC in his portfolio.