Team Fortress 2 servers (without any special mods) generate game state 66.7 times per second, while clients (game on your PC) are set to 20/s for receiving and 30/s for sending by default. The more often you exchange data, the more the game state on your screen matches the one on the server (logic, ♥♥♥♥♥).What duties did barons have to provide in return for the land they were granted_