Dyson’s most overengineered gadget may have a waterproofing problem
There’s always a danger in over-complicating products. Simple is so often best. The apocryphal story of NASA spending millions crafting a space pen while Soviet cosmonauts used a pencil is often cited as a prime example, even if it’s actually not true. Perhaps it’s not surprising that Dyson has got into hot water trying to reinvent the electric toothbrush. The Chinese invented the first bristle toothbrush during the Ming dynasty….