Image by willem velthoven via Flickr
A few years ago when faced with a similar scenario I would have probably paid over the odds for a taxi or phoned someone to come to the rescue. Instead when it reaches that time in the night when the alcohol has taken it's toll and the homing beacon signals I have the iPhone for assistance.
Providing not only the ability to find my location but also plot the route home using public transport, locate restaurants available, listen to music, respond to emails, read feeds etc. I know that I take the functionality for granted but there is no doubt the handset has become an essential item. If only it could drive me home...