Probably would be best to put a time limit on it - first five minutes you can edit and then you're done. I know I've sent more than my fair share of tweets onl

Probably would be best to put a time limit on it - first five minutes you can edit and then you're done. I know I've sent more than my fair share of tweets only to realize I'd misspelled something and have to decide if I want to live with the shame or try and fix it before it's noticed. Anything longer than that is probably going to get into the historic revisionist problem.