In the Mauser case, Mat and Sanct interrogate the star coiffeur Oliver Nienaber whose car was seen at Alexander MacDonald's place. Nienaber at first denies knowing MacDonald, but then finally admits it in a rough interrogation.
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.