Yet as Mitchell discovered, the MAC addresses broadcast by police body cameras use predictable formats.
But they don't probe deeply, and the answers they draw from monks (and a nun or two) on camera are largely predictable.
Back to Budapest opens in as predictable fashion as an Aztec Camera offcut, yet climaxes in an Eric Matthews-esque brass melee.
Whereas images from security cameras installed inside banks or other buildings are consistent and predictable, "the data from (electronic monitoring) cameras on boats is dirty, because the ships are always moving and the light keeps changing".
While in most ways the device launch was predictable, the iPhone 7 Plus, with its souped-up camera, made a big impression on serious photographers.
As we assumed that the operator needed fewer direction changes of the camera with the wider field of view, it was predictable that the number of pauses and rotations decreased if the operator easily found the goal.
At Jean Paul Gaultier, a bank of photographers wait by the road, cameras held to their eyes as they wait to take predictable shots of Dita Von Teese arriving immaculately groomed.
Others, though, have been largely predictable - crossing themselves, looking to the skies, high-fiving or blowing kisses to the camera.
