If you want to have the most brain output and you have already gotten a good base of intelligence. (I’m talking 160 iq range ish)
Conceptual Conglomerate boosts every thought you’ll ever have. EVER. Then it does things for you subconsciously.
If you can add cyber to that you can be self taught in many facets. Cyber and Conglomerate combo is overpowered.
So start with Manhattan Method, it allows you to achieve much more with these new concepts, and then get conglomerate, and cyber if possible to tap directly into information conceptually and let conglomerate manipulate and filter that information.