SolanaFloor reports that Fluid co-founder Samyak Jain acknowledged the protocol’s vaults rehypothecate collateral to boost capital efficiency and are “not fully isolated.” In practice, SOL posted to borrow USDC can be re-lent into looped positions (e.g., JupSOL, INF), leaving users fully exposed to those assets—contrary to claims of risk isolation. https://t.co/mdJAGSB6BX ...