The fastest train still has to stay on the tracks, I think OPs point is that the potential for devastating knock on effects from a mismanaged AI effort can caus

The fastest train still has to stay on the tracks, I think OPs point is that the potential for devastating knock on effects from a mismanaged AI effort can cause overall slowdowns. The red tape and bureaucracy may slow things down from some theoretical maximum, but a train can't fly so as the crow flies is only a theoretical route for a train.