At an offline party for the Three-Body game, Pan Han reveals the reality of the Three-Body world. Wang Miao supports Pan Han and informs Shi Qiang about the event, exposing the Three-Body organization ETO.
A religion is a belief system with rituals. The missionary kopimistsamfundet is a religious group centered in Sweden who believe that copying and the sharing of information is the best and most beautiful that is. To have your information copied is a token of appreciation, that someone think you have done something good.