Vitalik backs keyed nonces, Morgan Stanley rolls out crypto on E*Trade, and global debt hits $353T record!

A dense 24-hour cycle opened on the technology front: Vitalik Buterin endorsed keyed nonces as a new Ethereum scaling strategy, arguing the approach enables privacy-preserving transactions at extreme scale without sacrificing decentralization. Separately, xAI is reportedly being folded into SpaceX as SpaceXAI, while xAI's Colossus 1 GPU cluster is being tapped to power Anthropic's Claude — a notable cross-competitor infrastructure deal. AMD hit record highs on AI demand, pulling the broader semiconductor complex higher.

On the institutional side, $1.9 trillion Morgan Stanley is launching crypto trading on E*Trade at a 0.50% fee — undercutting most incumbent retail platforms. Coinbase added 24/7 gold and silver perpetual futures, and Bermuda's Premier David Burt announced plans to amend the Public Funds Act to allow digital asset investment and support a fully onchain economy.

The…