Meta is an advertising company.
Google is an advertising company.
Microsoft, in fits of jealousy and veiled rage, wishes it were an advertising company.
OpenAI is not profitable yet despite having high charge rates.
If they aren't capitalizing on ad infusion yet, their shareholders should rightfully be getting angry, right? Money left on the table.
Simply because you and I may not be able to buy ads does not mean they arent already there.
Dont forget the pg classic on the topic: https://paulgraham.com/submarine.html