Firedancer's Double-Edged Sword: How Solana's Multi-Client Future Creates a New Class of Consensus-Splitting Vulnerabilities

TL;DR Firedancer—Jump Crypto's independent Solana validator written in C—reached ~14% of network stake in March 2026. Client diversity reduces monoculture risk, but it also opens a vulnerability class that single-client chains never face: consensus-d...