complex -- payoff(s) / challenge(s) / game(s) / math(s) / plan(s)
* _ .. -- @ media / idea(s) / change(s) / theme(s) ? [:/] _
education(s) question(s) moral(s) rethoric(s)
complex adaptive system(s)
- mechanism(s) -- tags / internal model(s) / building block(s)
- properties -- aggregation / non-linear / flow / diversity