More workers working might not get more work done, ants (and robots) show

For ants and robots operating in confined spaces like tunnels, having more workers does not necessarily mean getting more work done. Just as too many cooks in a kitchen get in each other's way, having too many robots in tunnels creates clogs that can bring the work to a grinding halt.

from Engineering News -- ScienceDaily https://ift.tt/2KYFBH3