They have a backup option built into the Steam client, so you're free to do that anytime. Offcourse, there's no guarantees with multiplayer games or always-on D

They have a backup option built into the Steam client, so you're free to do that anytime. Offcourse, there's no guarantees with multiplayer games or always-on DRM as that's always been the case with publishers who choose to go down that route.