Obviously you live somewhere the power never fails and all the roads have street lights, There are many parts of the world where these type of torches are a (I was going to say ''Godsend'', but I am not sure if it would be PC) so lets say Umm.. very usefull.
On the subject of lighted gadgets, I have a mobile phone with a torch LED light in it and I noticed that on a forum that votes on phones most of the people who live in Europe or the US said the light is a waste of time and most of those who live in the ''developing'' countries said that it was a really good addition to the phone!