Usually, in exploration-oriented games you're going to find resources and tangibly useful items. "Jedi Survivor" leans hard in the opposite direction and sends you in search of cosmetics. There's an entire system for customizing your lightsaber that doesn't seem to alter its functionality in any way.
I'm not much of a minmaxer and don't need everything to have a point value, but I'd much rather do all that sightseeing for the lore and not this.