Also illegal

Is it only me or does it look a bit like a condom?

“How did you ever solve the case of the stollen food marque detective?” “You could say I just looked up..... and saw a sign I was looking at the perpetrators.”

It's like a bat signal for stupid.

My friend did that with a bank clock...he was an electrical engineering major, and created a circuit to show time and temperature. The big problem was, the clock used incandescent bulbs, and the current draw blew the circuit breakers often enough to draw too much attention to keep the clock going.