I collect old Macintosh computers. It's fun booting these things up and playing games from my childhood. Games like Lemmings, Harry the Handsome Executive, Escape Velocity, Spaceward Ho!, and of course the famous Marathon. There's just one problem… the mice for these old computers suck.  A rubber ball rolls along your mousepad. It picks up … Continue reading How to Make an Optical Macintosh Mouse for $16 →

First, what's PCI Express?  PCI Express is a standard connector between your motherboard and various PC addons, such as graphics cards and Wi-Fi cards. It's a complex high-performance serial link. It's also very robust and able to handle abuse from consumers building their own PCs. Inside a desktop, they look like this:  And the cards … Continue reading A De-Facto PCI Express Standard Emerges →