well yeah as its on the most permissive ends of the creative commons licenses and if they were to use it they likely would user closer to the other end of the spectrum. these are companies though that are selling products but just want to allow folks to make their own derivations based around the ruleset without worrying about it and allowing folks to use the ruleset without buying it but not allow people to sell copies of their specific work.
well as I said we do have some on hard drive but streaming is more convenient and by and large been fine.