The Null Device


The Make Blog links to a DIY idea for the urban anarchobicyclist: the "automatic bicycle pump", a tool for filling your bicycle wheels with "conveniently available pressurised air stored in automobiles":

Unfortunately (or fortunately, depending on your point of view), it probably won't work in practice, as bicycle tyre pressures are higher than those of car tyres.

(via Make) anarchism art bicyclism 0