YESS, GO NO.2!! xD I clicked it and it was the most popular choice xD I win
Seriously, this is a kinda silly topic though.. If I've got it hooked up to the charger, then I probably play on the maximum brightness that it allows. If I'm travelling, or dont have a charger, I use 1 or 2.
Ah also, I have an old blue PHAT DS, so taking it outside in the sun is out of the question. Not that I would want to anyway @__@ *ashamed of owning a phat*