Should Gag add an edit function so we can correct errors in spelling, syntax, edit for clarity, etc?

How often you we post an answer and then notice that something is spelled wrong, we forgot a word, or the page scrolled and our response is to the wrong person? I really think we need an edit function.
Yes
Vote A
No
Vote B
Yes, but only for 5 minutes after posting.
Vote C
I do not care.
Vote D
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Should Gag add an edit function so we can correct errors in spelling, syntax, edit for clarity, etc?
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