> Qwerkywriter's Patent-Pending keycaps features typewriter inspired keycaps.
WHAT THE FUCK.
http://steampunkworkshop.com/keyboard-shtml/
A company also sells these (although they're much more expensive than the one in the article):
http://www.datamancer.net/keyboards/keyboards.htm
There's something called a design patent which IIUC prevents, e.g., Samsung from selling a tablet computer that looks too much like an iPad.