Google's Circle to Search has a fun hidden trick where you can stack search circles infinitely, although it's mostly pointless.

One of my favorite Android features right now is something that’s simultaneously new and familiar. Circle to Search is brilliant in both its power and its simplicity: On any device where it’s ...

If you’ve been using Circle to Search on Android, you already know how handy it can be. Hold down the navigation bar, draw a quick circle around something on your screen, and Google gives you more ...