Tipp: Nutzt statt einer Schlagbohrmaschine bitte einen Bohrhammer wenn ihr in Beton bohrt. Nein, das ist nicht das gleiche.
Absolutely not always. Yes, there are MRI with permanent magnets, but these are huge and only reach up to 0.4 Tesla. Electromagnets are the standard today:"Helium cooled superconducting magnets are the most common type found in MRI scanners today." - https://en.m.wikipedia.org/wiki/Physics_of_magnetic_resonance_imaging
Yeah, when you steal something from someone then he does not have it anymore. With indefinitely replicable virtual goods that is not the case.
You mean Gru?