> We just don't have the expertise to diagnose and fix projector issues, unless
> it's just the bulb.
FWIW, I know of no schools that do have such expertise. Once electronics
drop in price to only a couple/few hundred dollars, the deep technical
expertise needed to repair them and the associated labor costs turn them into
I see the same thing happening with tablets -- once broken, it's a couple
of cursory "troubleshooting" steps that are done before the warranty is looked
at and then the decision is made to see if the tablet will fly as a Frisbee all
the way to the dumpster.
"The world's 500 richest people have more money than the annual earnings of
the poorest 3 billion." -- George Monbiot.