Yes, because you need to be able to counternotify; this is why I was a little suspicious of the "it's a copyright problem" explanation. However, if they had ign

Yes, because you need to be able to counternotify; this is why I was a little suspicious of the "it's a copyright problem" explanation. However, if they had ignored prior notices and continued infringing, then Dropbox needs to shut off their account because they're a repeat infringer, and that process might just look the same as any other TOS violation ban.