Epic’s drive to make a success of its PC game store has annoyed plenty of Steam lovers – but it’s boom time for the developers whose games are snapped up as exclusives. Epic has of course pumped millions of dollars into buying timed exclusivity for games to launch on its Store instead of rival Steam – an approach Epic boss Tim Sweeney has insisted is currently the only way to make a dent on Valve’s monopoly. We believe the lock-in effect of having a large library of games on a dominant storefront is more powerful than features, and hence a dominant store can only be challenged through exclusives.Here?s an article where Bill Gates explores a similar topic: https://t.co/QnkaOmfldd It’s easy to see why developers would play ball with Epic: money talks, after all. But you don’t get many saying as much on the record. Rebellion’s Jason Kingsley, though, who has signed an exclusivity deal with Epic for the PC version of the upcoming Zombie Army 4, was perfectly comfortable calling it like it is in a recent interview. Speaking in an on-stage interview at the Develop conference this week, attended and reported on by Eurogamer sister site G...