Microsoft (MSFT -0.28%) had a market capitalization of $3.695 trillion as of Friday morning. That means its stock only needs to climb by another 8.3% for the company to become the founding member of the $4 trillion club, which I think is a very strong possibility by the end of 2025 (although Nvidia (NVDA 1.74%) with its $3.835 trillion market cap could get there first).Artificial intelligence (AI) has been the primary driver of Microsoft's increasing value over the last couple of years. The company is appro ...