USB stuff

[Tony Duell]

> 
> I've seen an LED map light that plugs into and gets its power
> from USB.  It seemed to work OK.

I am wonderign why you'd want that. Personally, I find a PSU easier to 
move around than a computer. If it's for use in a car, I'll either use 
the cigar lighter, or add a power output socket somewhere sane. 

I do curse IBM for not providing a +5V output on the printer port, though :-)

-tony