It's a cat & mouse thing. He releases an update, they eventually crack it, then he starts again. He's smarter about it than most devs though. He's gotten good a

It's a cat & mouse thing. He releases an update, they eventually crack it, then he starts again. He's smarter about it than most devs though. He's gotten good at tricking the crackers into thinking they've removed all the protection only to discover weeks later that they missed something.