They can't, because the platform it runs on doesn't belong to anyone in particular. It's absolutely not the same situation that Apple/console makers have. No t

They can't, because the platform it runs on doesn't belong to anyone in particular. It's absolutely not the same situation that Apple/console makers have. No they shouldn't. Steam wasn't the first in digital distribution of videogames as some consoles offered similar system way before Steam. An argument can be made that "on demand" gaming options of the past can be considered the Steam of the past. And enforcing regulations for no reasons other than regulating on companies that are widely recognized as pioneers of their respective industries is the very definition of "punishing success".