Wait but what happened? Did he do something about it after, like contact Sun saying "Stop! You have violated the law!" or whatever? If not, why on earth not? W

Wait but what happened? Did he do something about it after, like contact Sun saying "Stop! You have violated the law!" or whatever? If not, why on earth not? What's the point of publishing with a copyleft license if you aren't going to do anything when someone literally walks into your office and says "we at Big Corp are selling your work without any attribution?"