Booze buses have a role to play in combating drunkenness

Ideally, every drinker would be a sensible drinker, and everybody who left a pub or restaurant late in the evening would be in a fit state to get home without incident or injury. But the world is not ideal. The reality is that towards the end of the evening, particularly at weekends, there will be people out in the streets whose chances of getting home safely have been diminished by too much drink.