My local India restaurant employs something similar for keeping your curries warm at your table. A tray with Tea lights and a ventilated shelf on which your dishes are placed. They seem to give off plenty of heat.
Mamyalynne, there are 2 car stickers I recall from the 70's.
"Save gas, fart in a jar
"Be alert, you country needs lerts"
oh, and another
"Save water, bathe with a friend"
I was thinking more of the rest of you sybaritic ABers rather than myself. I just use a candle for light and have rigged a dynamo to my exercise bike and am pedalling away furiously to power the computer. That has the added advantage of keeping me warm.
You wouldn't want to be excused boots in Purgatory. You spend all your time standing on burning embers listening to sermons from the Rev Peon Aisley.
Jomifl, I'm knackered by the time I retire. I wouldn't want to have to start pedalling again to power the hot water bottle. Besides, the neighbours would wonder about the rattling and noise
/You wouldn't want to be excused boots in Purgatory. You spend all your time standing on burning embers listening to sermons from the Rev Peon Aisley./
That sounds like hell to me, apart from the feet warming embers :-)