Steven Dickens says Alphabet (GOOGL) wants to "own the stack, top to bottom" when it comes to the A.I. space. He says its publicly available products like YouTube and Gmail will act as a "deep base" for its vertical A.I. strategy. Steven discusses the omnichannel A.I. updates in Chrome browser, Pixel phones and its Gemini rollout. He says its a fast-moving space and the "agentic shift" is underway. Steven discusses the capex spend among the big tech companies like Alphabet, Meta Platforms (META) and Apple (AAPL).