⚡ #solana 's Alpenglow upgrade is now live on devnet and testnet, giving developers a first look at a major change to transaction finality.

🎯 Target finality: ~150ms
⏱️ Current TowerBFT: ~12.8 seconds
🧪 Devnet: Live
🌐 Mainnet: Not activated yet

The upgrade's Votor system lets validators communicate votes directly, potentially cutting finality from seconds to milliseconds.

That could matter for:
💱 Exchange deposits
💳 Payments
📊 Real-time applications

But there's a catch: 150ms is still a target, not live mainnet performance.
Developers also need to update explorers and data services to handle competing candidate blocks and new validator certificate data. $SOL