Artificial intelligence (AI) has become the hottest investment theme, captivating the minds of both seasoned investors and newbies alike. This is not surprising, considering multiple research firms expect the AI market to be worth more than $1 trillion by 2030.With the AI trend having the potential to generate windfall returns, investor interest in AI stocks is at an all-time high. Two stocks, namely Nvidia (NVDA -0.12%) and Marvell Technology (MRVL 1.20%), can prove to be compelling additions to any AI-foc ...