Originally Posted by RichardCoulter
I welcome this, but do wonder how effective they are.
Crap idea by someone without the first clue how technology works and is probably trying desperately to get evidence for a promotion board.
What if said chav/Ned wandered into a coffee shop where the ret of the customers used wifi? Is disrupting them acceptable collateral damage for inconveniencing poor Wayne the troublemaker?
Plus it's ridiculously easy to bypass.