1) The rush you get from finishing is way more thrilling than a sugar rush.
2) NaNoWriMo actually helps you accomplish something.
3) The scariest part about NaNo is the 30Ks.
4) It actually has proper theme songs.
5) You make new friends. Inside your head and outside your head. :P
6) It lasts a whole month instead of only one day.
Anybody else got anything?