In response to post #36417095. #36458210, #36566465, #36641935, #36645695, #36720205, #36734620, #36746815, #36750525, #36781000, #36793725, #36821010, #36871470, #36905040, #36937170, #36942190, #37032210 are all replies on the same post. Coding the check into the installer, as T-Mush-S says, is almost certainly it. And yes, it's a legal thing for the Skywind team to cover their asses, not Bethesda being greedy or shady. Bethesda's official stance is basically to not talk about it and feign ignorance. It all has to do with the way US copyright law is set up.