Answer:
Communism, in the modern age, is a bad, bad idea.
Step-by-step explanation:
Using a little bit of evolutionary biology and psychology i will explain.
The reason it's a bad idea is because people can only work together in the long term given some kind of incentive to do so. People require a leader to control and manipulate them for them to all work together in the long run. Why do you think we have prisons? It's for this massive reason that I have just stated.