The boys are excited with the arrival of the twins and take them aside to get to know them better. Shaughna isn't impressed with the attention the boys are giving the twins.
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.