99% Back Solana’s Alpenglow Upgrade to Slash Transaction Finality to 150ms

Solana validators overwhelmingly support SIMD-0326 Alpenglow consensus upgrade with 99.60% approval as revolutionary consensus mechanism would replace TowerBFT with direct voting system, reducing block finality from 12.8 seconds to as low as 100-150 milliseconds while achieving Web2-level performance.