Did you know that there’s an entire platformer hidden beneath your desktop? Alright, it isn’t there right now. But if you go ahead and download Simon Milfred’s game Omni there will be. It brings a delightful twist to the windows that we use to peer into software and the internet on our PCs. The idea is to guide a monk named Omni across the 2D environments inside your computer to rid it of a virus (no, not a real virus). But the only way you can see Omni is through a small window on your desktop that he’s keeping open by…