They are absolutely different flavors. OpenAI is not being told by the government to censor violence, sex or racism - they're being told that by their executives.

News flash: household-name businesses aren't going to repeat slurs if the media will use it to defame them. Nevermind the fact that people will (rightfully) hold you legally accountable and demand your testimony when ChatGPT starts offering unsupervised chemistry lessons - the threat of bad PR is all that is required to censor their models.

There's no agenda removing porn from ChatGPT any more than there's an agenda removing porn from the App Store or YouTube. It's about shrewd identity politics, not prudish shadow government conspiracies against you seeing sex and being bigoted.