Even if they were switching to a theoretically uncrackable DRM, it's such a silly waste of time and resources: the cracked version still exists, has still been cracked, and is still being shared.

And also because there is no such thing as an uncrackable DRM, at most it'll slow pirates down and at best it won't cause headaches for the actually paying customers.

But business has, oddly enough, never been known for making good business decisions, but somehow they keep getting away with it