Here is an articled entitled “We Had it Wrong” From Capcom-Unity, concerning the DRM being used in the PC version of Super Street Fighter 4 Arcade Edition;
“Last week, when I put up a blog about all of the great new features and thoughtful PC-specific design considerations that were added to Super Street Fighter IV: Arcade Edition PC, many folks ignored the goodness therein and zeroed in on the implementation of the offline mode and its limitations.
This in turn gave rise to threads on our boards and others, which in turn spawned stories at several web outlets lamenting our approach for protecting the content. To try and make this discussion more constructive, I engaged our fans in the Ask Capcom forum on how best to improve the situation.
The argument that legitimate users would have a worse experience than pirates was the loudest and most convincing. We certainly don’t want that to be the case and that was never our intention.
So we’ve heard you loud and clear and here’s what we’re going to do about it:”