Music (mostly power metal, dubstep, electro house, and post-hardcore, but i like some metalcore, tech death metal, prog metal, and a tiny bit of everything that isn't country). Guild Wars 2. Battlefield 4. Skyrim. Tibia. Anime. Game of Thrones. MLP:FiM (obviously) and a bunch of other random things.
Hmm..Could be a number of reasons. IF I ever happen to do that, which I Try to avoid such a thing, it is because my mind gets scattered and I may accidently forget. Been trying to make sure that does not happen though.