There’s a famous joke (that I discovered on Scott Aaronson’s blog). It goes something like this:
There’s a man standing in the Moscow train station, handing out leaflets to everyone who passes by. Eventually, of course, the KGB arrests him—but they discover to their surprise that the leaflets are just blank pieces of paper. “What’s the meaning of this?” they demand. “What is there to write?” replies the man. “It’s so obvious!”.
This joke gives a chuckle because without saying anything it points out how bad the living conditions were in the Soviet and how everyone knew that the conditions were bad. Yet, the Soviet Union remained in power from 1922 to 1991. How did it last so long when the public knew that central planning was devoiding them of progress? Surely, the large population (that included soldiers in the army) could have revolted against a few leaders. ...