I keep thinking about all the people who insist it’s wrong to put ketchup on hot dogs. Not ones who insist that they don’t like it, ones who insist it is actually wrong. However much I may not like something, I don’t care (absent extreme circumstances) if someone else eats it that way if they like it. Pineapple on pizza? Fine. Mushrooms? I know I’ve pretended otherwise, but fine. Eat what you want and I’ll eat what I want.
As for the people who insist I can’t put ketchup on my hot dogs: