> I'd be surprised if every image submitted isn't going through an automated solver first with only the < 95% confidence ones being sent to a human.

Yes, that's how I'd do it too, but I don't know if they're that sophisticated yet (they'll get there though).

Even with 1 second per solve, that's only $3.60 per hour. A massive improvement over 13c, but still certainly not worth anyone in my country's time.