For half a decade, Strategy (NASDAQ:MSTR) — still “MicroStrategy” in every trader’s muscle memory — has lived by a simple, almost religious rule: buy Bitcoin (CRYPTO:BTC), never sell. Executive chairman Michael Saylor turned that hard-and-fast rule into a brand — a battle cry, even — and the company’s stock went up faster than the asset ... Will Michael Saylor Do the Unthinkable? MSTR CEO Says Bitcoin Sales Are Possible