there should be speed trap like devices to catch
those people who drive around in their cars on saturday night with their music sound level maxed out. should be doable
one reason for bad security on the net is that the most common field for people starting to program is also one of the most dangerous ones. web/database programming instead of writing tron lightcycle games in turbo pascal like we did.
keypad locking on most cellphones (nokia) is pretty unintuitive imho. it also doesnt work in all situations (while running some games for example). i'd prefer if it worked like the mechanical lock of my razor. course that would make automatic locking when idle difficult.