[quote name='mtxbass1']It's free until you try to distribute it, and at that point there are definitely licensing costs involved.[/QUOTE]
Good point, but cool nonetheless. Considering it gets people practicing using their engine which helps broaden its base, and if they do happen to make something worth selling the company can cash in on it. Smart stuff on their end. Could help anyone looking to get into the business too, help create portfolio fodder, or if anything good old exp. Good find OP.