I don't get your reasoning. There's no downside to letting users choose.
And I find the 'love it or leave it' approach distasteful.
I generally like what the admin is doing, in large part because he listens to user feedback, which I was providing.
Of course you're entitled to your opinion.
edit: wait it does makes sense in a way to avoid hosting illegal content, if the instance doesn't have the manpower to moderate effectively. nevermind. still think those issues should be discussed collectively.