Gridswarms
"Imagine a large group of small unmanned autonomous aerial vehicles that can fly with the agility of a flock of starlings in a city square at dusk. Imagine linking their onboard computers together across a short-range, high-bandwidth wireless network and configuring them to form an enormous distributed parallel computer."
https://gridswarms.essex.ac.uk/index.html
via /.
One step closer to Stephenson's Diamond Age, I guess. Watch for them hovering over a burbclave in your franchulate soon . . .