That's the sad fact about human nature: when you have a project that requires everyone to move at the same speed, chaining people together and putting unnecessa

That's the sad fact about human nature: when you have a project that requires everyone to move at the same speed, chaining people together and putting unnecessary weight on their back works better (more reliably) that asking the fastest ones to please slow down a little. (Then of course there are also other problems, such as companies wanting to keep all their employees completely replaceable, which is incompatible with people using their unique skills.)