Most investors may not have heard of Vertiv, but it contributes significantly to the AI process. Companies like Alphabet, Microsoft, and Nvidia soak up a lot of attention in the artificial intelligence (AI) race -- the first two because they invest in public-facing products, like ChatGPT (Microsoft) and the generative AI chatbot Gemini (Alphabet). And in the case of Nvidia, that's due to its indispensable chips and the stock's incredible performance. But don't forget about what is behind the curtain. A numb ...