In New Vegas, it will make sense for your character to look any way they want. In the game’s story, nice clean things are available but restricted to the rich and powerful. The player, however, is the most powerful and the most influential as to who ends up getting what by the end of the game.
Haha, yeah. The courier probably has the biggest turnaround of any bethesda game protagonist. They go from a completely anonymous average person delivering packages to being essentially a demigod capable of pretty much anything. No fate, no destiny, no special heritage, just you and your choices.