Everybody wants to control the AI chat interface because... duh... controlling the starting point of information discovery and commerce is ultimate power. The Ring.. Dark Lord Sauron, the Ring. What we are seeing is the proliferation of starting points. AI has created a competitive crack in Google's search armor.
The takeaway: in your overall quest for authoritative information, GPT-4 helps you start somewhere much closer to the finish line than if you didn’t have it as a resource.