I know this has been asked already, but that ended with
I'll see about what we can do about possibly lightening the load without harming its intent
And the limit is still in place.
My situation is exactly like that of the author of the original question - I sometimes clean up old, useless, answers of mine (which are either bad, duplicates of other answers, or just generally useless in hindsight), and hitting this limit after finally getting the motivation to do clean-up is a bummer :-)
So, could this limit please be reconsidered? I don't mind if after 5 deletes I had to re-login, do a captcha, do an email-verification round, etc., if you still feel the need to protect against abuse.