MicroStrategy founder Michael Saylor envisions transforming the company into the leading Bitcoin bank.The core strategy involves creating capital market instruments tied to Bitcoin, aiming to hold $100 billion to $150 billion in BTC assets.Saylor predicts Bitcoin's market size could reach $100 trillion and believes it could outperform the S&P 500 by 8%.At the time of writing, Bitcoin is trading at $62,300, up nearly 3% in the 24-hour timeframe.