I would argue that Arnold kind of has a brand around being wholesome nowadays.
I think it’s more the fact that all male celebrities got away with this kind of behavior and worse in the past, but more recently people have started to look back on it with a critical lens. The nature of social media amplifies that critical lens.
I know it’s a joke, but Dr. Peterson has never said anything as profound as the root comment. He can definitely say some things that are as long winded as that comment, but his point would be about women being better off in the kitchen, or something about how pronouns are going to end civilization, or some garbage like that.