Here's what I tell those who question projects like these: By designing and implementing a game engine or a compiler or a microkernel, you become the sort of pe

Here's what I tell those who question projects like these: By designing and implementing a game engine or a compiler or a microkernel, you become the sort of person who can do those things, and you become the sort of person who can do all the things that they entail. The product is not the software but the mind that makes it.