Are you looking forward to Halo: Reach? Are you looking forward to Halo: Reach to the extreme? If so, Bungie have got a treat for you - sound files of the weapons in the game. They include most of the old classics, but also a mystery weapon that hasn't been in the series before. Ooooooh.
So load these clips into your music player of choice, put them on repeat, pump up the volume and go read Gamereactor editor Jonas Mäki's comprehensive article about his visit to Bungie.