Some things need no explanation, but an exclamation can't hurt. This is a variation on the standby symbol, which many people think is the symbol for power. Either way this will get the conversation started. Perfect for the tech nerd in your life, or in your mirror.
What do we mean by “Add Clever Text”? How about “You Turn Me On”, or “Please Standby”, or even “Did you try the I.D.10.T. button?”