One of my favorite "What the fuck are we doing here" things is that we now, routinely, take tests to prove to machines that we're not machines, too.
Machines are giving human being Turing tests.
I don't know about you, but I fail pretty frequently, mostly because I didn't see some fucking bicycle.

@frankp I often fail because I'm hard-headed about categorization. Square may show part a traffic light's arm; not the light. No click. Also: I'm not doing their damn work for them. The current captchas are obviously to help self driving cars. Don't believe in them and Pay Me