There is a lot in here but turning a non-profit into a for-profit definitely should be challenged. Otherwise why wouldn't everyone start as a non-profit, develop your IP, and then switch to 'for-profit' mode once you got something that works? You don't pay income taxes and your investors get write offs.
You misunderstand how taxes work. Unprofitable businesses of every sort don't pay income taxes. Startups like OpenAI don't pay income taxes because they don't have income. And investors don't get a writeoff merely for investing in a nonprofit; it's not like a donation to a nonprofit (which would be deductable).
Where is my $20/month for GPT-4 going then?