Greg is an early, excited Solana ("Loom") investor
Solana: The World's Fastest Blockchain (fireside chat at Node) (Solana)
“We take time for granted and they embrace that and sort of built a highly scalable, about 700,000 transactions second… very fascinating, excited to be the investor… yeah, they take my money.” — 00:00:43
Context: Greg’s on-stage intro of Anatoly Yakovenko in April 2018, nearly two years before Solana mainnet; he coyly confirms he has invested.