Word From on High: Jam Cell Calls
> Four churches in Mexico have unobtrusively installed Israeli-made
> cell-phone jammers to thwart those who don't seem to understand they
> should turn the things off during services or weddings. They're not
> the only ones to install the jammers.
This is kind of old news. Jammers are illegal in the US, but if I were building or extensively remodeling a theatre, church, etc., I would make it into a Faraday cage. Done right, it is also good insulation.