A At the age of 11, he was programming little games on one of the very first Mac models. Almost 40 years later, it is on the way to cracking one of the biggest monopolies in the world, that of Apple. Tim Sweeney, co-founder and boss of Epic Games, was quite the ordinary guy. His fate has led him, today, to embody the herald of millions of developers around the world, but also of heavyweights like Spotify, Tinder, Facebook or Microsoft. What do they have in common? A visceral aversion to the 30% commission system punctuated by Apple for the slightest purchase made on its application store, the App Store.