WTF?! Shrinking popular game consoles has long been a popular pastime for modders. Some have spent years competing to make the tiniest functioning Nintendo Wii. The latest candidate measures just a few square inches and retains the original machine's functionality except for physical disc support.
Dolphin Emulator will become available on Steam soon, but you don't need to wait. Download it here for free, available for Windows, Mac, Linux, and even Android.