[*BCM*] GPS for Bikes

[Matt Kane's Brain]

On Feb 1, 2008, at 12:00 PM, bostoncriticalmass-request at bostoncriticalmass.org 
  wrote:

> With RF, one could simply create a device similar to an
> http://en.wikipedia.org/wiki/RFID

I've seen alarms for "pedestrian too close to bus's path in French  
buses. These have been around for about 6 years. Surely we don't need  
to add an electronic device to every bike when we can just use radar  
only on motor vehicles.