If you have ever really wanted to prove to your cubicle neighbors that you truly are the reincarnate of Wolfgang Amadeus Mozart, this $30 roll-up, rubber piano keyboard may be the best option. The ...

I had to check to make sure this wasn’t the roll-up keyboard we’d talked about before, but despite a similar design, this model from Tianyutek (?!) does appear to be unique. As their name might hint, ...