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Google will now verify if you're a human by turning on your webcam and asking you to wave your hand
(docs.cloud.google.com)
This is a most excellent place for technology news and articles.
No, they won't. They might try, mind you, but that's not happening. I'll sooner adapt to a piece of tape at the top of my screen than to this.
If you use an adhesive bandage, you can position it so it doesn't get glue on the lens (if you ever actually use it).
Eh, that's actually crafty :D