*+-Why not simply glue a piece of aluminum foil on the ceiling directly

That's exactly what my late dad did in 1999.
That's what brought the problem to my attention.

Thanks to everyone for well considered answers.


- = -
Vasos Panagiotopoulos, Columbia'81+, Reagan, Mozart, Pindus, BioStrategist
http://www.panix.com/~vjp2/vasos.htm
---{Nothing herein constitutes advice. Everything fully disclaimed.}---
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