This Lego Mindstorm Scorpion closely monitors the candy in a supermarket and it quietly warns with a sting whoever tries to take them.
It has a hidden camera.
Nothing new, but it is worth a second look if you have not seen it.
In the same category, when will the robot watchdog to monitor our home
This is a companion discussion topic for the original entry at https://community.robotshop.com/blog/show/hidden-camera-a-lego-mindstorms-scorpion-is-on-the-alert