It's no secret that Steam dwarfs the Epic Games Store when it comes to the amount of purchases and the number of active users. Epic's never been shy of that fact. The company's CEO, Tim Sweeney, has been equally unshy about criticizing some of Valve's practices. Now, in the process of acknowledging how making a game free on EGS for a week increases sales on other platforms, including Steam, Sweeney appears to have taken a rather fierce jab at Valve boss Gabe Newell.Read the full story on PCGamesN: Epic CEO says it "heavily reinvests" in EGS users, takes a potshot at Steam chief Gabe Newell's "yachts and diamond teeth"