Sir Clive Sinclair remains a key figure in British electronic tech design. His 1985 C5 electric vehicle may have been ahead of its time in design and concept, but was a commercial flop. It just received the dubious distinction of worst innovation of all time by technology buffs, according to The Telegraph. The manufacturing process for this tiny vehicle was the same as that for making car bumpers, joining two pieces of polypropylene together in 70 seconds.  Design Museum London's Extraordinary Stories about Ordinary Things by Rebecca L. Weber