If MIT autorejected every application with a typo, there would be many open seats. This question has literally been asked dozens of times since 11/1; the answer will not change.
Chill. Read the “clam fart” thread [url=<a href=“http://talk.collegeconfidential.com/what-my-chances/470497-clam-fart-oh-my-god-what-did-i-do-p1.html%5Dhere%5B/url”>http://talk.collegeconfidential.com/what-my-chances/470497-clam-fart-oh-my-god-what-did-i-do-p1.html]here[/url]. He was accepted.