mark wrote: > ....gonna launch a computerized weather balloon, of couse! > > And of course, I need to write the flight control software in Ruby, > because it is my favourite language. Anyone know how to control a > digital camera from ruby (under linux...) > > Or, failing that, how to talk to a gps receiver? I'll need to > communicate with muxes as well. I can't help you offhand, but I just wanted to say this is the coolest thing I've heard of in a month or more. Actually, as for controlling devices... you might look into the home automation realm. There are some Linux-based solutions there, probably including security cameras and such. Hal