The winners of Team Fortress 2's propaganda contest didn't just earn some internet fame. They also scored themselves some fancy in-game hats, which even the common man can now enjoy.
That's them there on the left. The fancy hats on the left are one-of-a-kind items, and will be worn only by the competition winners. The plain versions on the right, however, are for everyone. Literally everyone: any class in the game can now be seen sporting a "modest pile of hat".