Earlier quoted context omitted.
I would note that they do provide quite an immense amount of value to developers. Achievements, transferable inventory system, multi-player (steam networking), among other things. The 30% cut still feels high, especially since most games can't or won't take advantage of every single service Steam provides, but I do think they provide quite a bit of developer value that needs to be factored in.
You really missing my point here. Problem with platforms is that platform-holders are taking bigger cut from a small struggling companies than they take from likes of EA or Ubisoft. If you look at majority of small and mid-size game development studios Valve is basically taking half of their income unless your game earns more than $10,000,000. It's totally okay to like Valve or Steam as gamer. As fellow gamers I tota…
30% for this is high, but then there is also the discoverability. Which I think does beat google by long way. So they probably would not have sold as many copies without popular platform.