common(s) -- dossier(s) / rule(s): reward(s) / punishment(s)?
_ .. / ... / vision(s) / science / art(s) / education(s) / machine(s) / _ / .
game(s) / persuasive(s) = story + dilemma(s)
- hedon(s) -- flow(s) / program(s) / pleasure point(s)
- dolor(s) -- effort(s) / no pain no gain / goal(s)
- collecton(s) -- for contribution(s) to social context
student(s) / challenge(s) / hedonic calculus / SOG
