Brand ads could work, not in an AdWords model but in native « product placement » model ; Wirecutter does this well (this was just to show you what it might look like). But as always it won’t kill Google, just eat a fraction of its lunch
ChatGPT is an amazing tool but it won't kill Google because it can’t stay free forever.
Ads wouldn’t work because there’s nothing to click and the average non-tech person wouldn’t pay for it when Google is free.