Getty ImagesGoogle's AI focus shifted after reorganizing under Alphabet in 2015, the creator of Gmail says.He said the shift prioritized search monopoly over AI innovation, impacting Google's edge.AI's disruptive nature conflicts with ad-driven search profitability, creating inherent tension.Google should be dominating the AI arms race — right?When Google's cofounders, Larry Page and Sergey Brin, launched the company in 1998, they envisioned it as an AI company, Paul Buchheit, the creator of Gmail, said on a recent episode of the Y Combinator Startup podcast.