Originally Posted By: Taym
Because one would assume that behind specific security policies there's some study, stats, some data to support them.

I try not to assume stuff, and don't attribute things to intelligent design when they're more likely to be an evolutionary accident or whim.

Just think of the "turn off your cellphones at the petrol pumps" rule that many petrol stations over on this side still post and enforce. Nothing behind it at all. Somebody just thought it would be a good idea once, and didn't bother with any kind of science.