For the past week they have endured torrential rain and outbreaks of diarrhoea to bring the capital, Kathmandu, and the rest of the country, to a halt.

Toyota faces a shortage of 30 components. That is much better than the 500 it lacked shortly after the quake, but it only takes one missing part to bring an assembly line stuttering to a halt.

Too much interaction and too much coordination between team members can easily bring progress to a virtual halt.