You only need permanent brain enhancement.
Superhuman genius if you’re gonna study, practice smth. Maybe as booster of subliminals. Thing is, you gotta use your brain right after. Your brain will specialize in whaveter you do right after so choose wisely.
Rest of them, I have nothing to comment.
I like brain dancer but you see what some people experience with it.
Also, the two first tracks from exotic matters. Once is mstate gold, but the other is smth that is good for the brain. Sort of like what superhuman genius does but you can use it more for long-term building.
Synesthesia and enhanced visual processing, although specific in what they do…they cool, yknow xD