Haha, one of the pitfalls of the blockchain. I've managed to dodge this one, but I did have an incident on my 2nd post where I used main tag NSFW (psychedelics related). The result is my profile looking forever unclean with that stupid NSFW post, lol. And there's nothing I can do to fix it...
By the way; I came across your profile in the comment section of 
RE: WARNING! Critical Information For New Steemit Users - This Is What They Don't Tell You At Sign Up!!!