Phones
should have a breathalyser function with a list of "safe" numbers i.e. taxi, pizza that you can ring if you fail the test. This would solve a LOT of problems
( sporters I’m sincerely gratitude to you, Fri 7 Jan 2011, 11:01, 2 replies, latest was 15 years ago)

Computers
should have a similar widget that detects if you're typing your credit card number, and automatically pops out a breathalyser, for the same reasons. Lots of money would be saved, I reckon.
(BrianHequator was stretching owls, on, or around, Fri 7 Jan 2011, 11:09, Reply)

This is a good idea

( sporters I’m sincerely gratitude to you, Fri 7 Jan 2011, 11:13, Reply)

"taxi, pizza, mum?"

( the mighty badger Aphrodite, on a bar stool, by your side, Fri 7 Jan 2011, 11:10, Reply)