That's the primary reason why I never e-file my return before March 15th. It's inevitable that I will get a 1099-MISC in the mail. Additionally, I like to give time for program errors to be found and fixed with an update, before I go e-filing my return.
The eager beavers usually end up amending, while the patient ones can get their taxes done with time to spare and not have to deal with it for that tax year ever again.
