A fair number of forum/discussion type sites have recently adopted stricter time limits on editing, in the 5-minute-to-several-hour range.
Oh, please, noooo....
I just hate it when I come back the next day to a thread I've posted in, and I find a typo I missed. If I couldn't fix it... I'm way too OCD for that.
"Once the writer in every individual comes to life (and that time is not far off), we are in for an age of universal deafness and lack of understanding."
(Milan Kundera, Book of Laughter and Forgetting, 1980)