Very interesting article, check it out.

http://gizmodo.com/5107616/smart-spe...e-driving-slow

This would be especially good for the people that have lowered their W204's.

I dont mind the big rolling speed bumps. It's the sharp little "break your suspension" bumps that annoy me. These sound cool but given that they can't keep the roads up very well around here, I doubt they could keep active speed bumps working properly.