So you think the only solution is to use high tech all the time? Well there are some people on the planet who would beg to disagree. And they’re coming up with all sorts of clever ways to make do with less.

Take for example this video on How to Fix A Bicycle Tube Without Glue. It’s sweet, simple and a darn sight easier than fiddling around with bits of sandpaper, rubber, glue and the rest. The best way to describe it is probably a guerilla repair kit. But without the gorilla.