This info is from the old wiki, I was searching for these nomenclatures because these were in the game years ago, and are 5 categories, not 4. People got confused since names were removed so thats why I opened this guide.
nope, the one he & stepenwolf share is still correct eventho it's from old wiki. my 21yo can still get 3sa from 6gym just like 18-20yo but after he turns 22yo he's slow train asf