Composers of music often combine different instruments in order to create unique sounds. This is an example of:
O Orchestration
O Dynamics
O Harmonic Structure
O Libretto
Pl hell

Orchestration

Explanation:

A combination of different instruments.

Personally, i think the games do because it's actually them controlling it. this might cause them to think it's okay to do it for real. as for animated movies i think they are mostly fine because they're animated. also, animation has come a long way causing animated movies to become more real but 30 years ago this wouldn't be as big of a problem as today.