It's no secret that I'm a huge Nvidia fan from an investment standpoint. However, there's one stock that I think is a better pick in the artificial intelligence (AI) realm than Nvidia: Taiwan Semiconductor (TSM +0.54%). Personally, I don't think that Taiwan Semiconductor will outperform Nvidia over the next few years. However, it offers one important quality: Diversification.I think this makes Taiwan Semiconductor a better investment than Nvidia, and it gives investors some safety when it comes to investing ...