The concept in the movie "Code 46" where the global elite take a virus to learn a skill always stuck with me. Skills based enhancement - becoming more empathet

The concept in the movie "Code 46" where the global elite take a virus to learn a skill always stuck with me. Skills based enhancement - becoming more empathetic or maybe more mathematical or acquiring novel light-sensitive retinal cells or biological radio seems more plausible than boosting "general intelligence" which might not be a thing at all.