As everyone predicted, Jin Ah's mother reacts rather melodramatically to Jin Ah's news, injuring herself and hurting others' feelings in the process.
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.