Blockchain & AI Midday Report: OpenAI, Uniswap & Tether Updates

Today's Key Developments

On February 28, key developments in OpenAI, Uniswap, and Tether are capturing attention:

• The Trump administration is seeking to delay litigation on tariff refunds;
• OpenAI has dismissed an employee linked to "insider trading" on prediction markets;
• Trump orders all federal agencies to immediately stop using Anthropic technology;
• SoFi, the first crypto-chartered bank in the US, now supports deposit functionality on the Solana network;
• Uniswap plans to expand its fee switch to eight blockchains, letting users claim protocol earnings by burning UNI tokens;
• NVIDIA aims to launch new chips to accelerate AI processing, potentially reshaping the computing market;
• Tether has transferred 28,723 XAUT tokens worth approximately $151 million to Abraxas Capital.