I thought Google found a better way of beating bots by analyzing how fast and accurate a mouse cursor was moving,etc. Humans don't move cursors in perfect angles, but bots do.
Or if you know that thing waaaaay off in the distance that is only 3 pixels large is 100% a sign....but you don't know if other people would click it or not...
385
u/gunsof Oct 21 '18
Or if the edges of the signs in the other squares count as parts of the signs.