I was trying to suggest a retag of this question on Seasoned Advice, but the system won't let me; I get the familiar message
Edits must be at least 6 characters; is there something else to improve in this post?
In general, that's not true for retagging; if you don't change the question body at all, it should work. I suspect the logic checking the edit is thrown off guard because of the title warning:
The question you're asking appears subjective and is likely to be closed