Leveling downward as the game progresses.
Inventory glitching out of game at random times for no reason.
Autosave every 5 minutes with no option to manual save and only one save slot per new game. (This way you can get stuck in a glitch and saved into the glitch; thus rendering a start over)
FootballFan - "GT has never been bigger than Halo. Now do a comparison between the two attach ratios and watch GT get stomped by Halo. Reach will sell 5 million more than GT5. Quote me on it."