It's all so astroturfed so its hard to tell. I got the opposite impression though. Seemed like OpenAI had more fake positivity towards the top that i tried to skim, and this had way less and a lot of complaints.

Im biased I dont trust either of them, so perhaps im just hard looking for the hate and attributing all the positive stuff to advertising.

An enemy is better than a traitor

Gemini already drives ad revenue. If the conversation goes in that direction it will use product search results with the links attributable to Google.