Neat products alert

Ryan, one of my Micro students, pointed out a neat product from Sparkfun, their LCD display. It's $35 and has an easy-to-use interface (serial commands to an attached ATMega), which is great.

Reading the latest IEEE Spectrum, here's a Roomba competitor which uses a laser rangefinder to SLAM the room it's in. Wow! I'd certainly love to play with one of those...