Jetbrains founders turn billionaires without VC help
They make the best IDE, they actually invented many of the features that we take for granted.<p>I remember the first time I used IDEA (I think it was version 2.5), it was a truly magical experience. The little idea lamp popping up and almost reading your mind.<p>I was hooked, learned the refactors and most shortcuts and I could fly. They earned every cent.