Recently it's just Valve publicly stating revenue share cut due to competition with Epic. Since Valve is a private company we have no data on how much they they

Recently it's just Valve publicly stating revenue share cut due to competition with Epic. Since Valve is a private company we have no data on how much they they charged big publishers earlier. For all we know Valve could also have any kind of agreements for games of Rockstar or Bethesda. It's hard to believe that all top titles on Steam paid thr same 30% cut till recently.