Alphabet could become the most valuable company in the world.There hasn't been a new industry in a long time that has captivated the markets quite like artificial intelligence (AI). What makes AI stand out from other buzzwords is that the results are clear and strong, and that it's being developed by stable giants as opposed to risky start-ups.One of them is Alphabet (GOOG -0.04%), parent company of search engine Google. Alphabet is using AI in its search business as well as its cloud business, and it has i ...