A Conversation for Modern Etiquette
Bogie Posted Mar 25, 2003
The magnetic wood sandwich which can be used to block out mobile phone signals is detailed more thoroughly at:
... for those in the restaurant, cinema and concert hall business.
Lightman Posted Mar 26, 2003
I can think of one reason that places of entertainment can not use technoligy.
They use RF systems to communicate, with equipment or personell.
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