Source pictureFrom this article in the Saturday Guardian 07/02/15:
“Battle of the drones: the little guys taking on the tech giants. As Amazon and Google race to control the commercial drone market, will these enthusiasts beat them at their own game?”
Illustration: Matt Murphy for the GuardianSample design
Resist the butterflies! A striking image, but my least favourite colours.
My sample isn't a literal section from the picture, but represents a similar swarm of drones spiralling up into the sky.