Facebook Delay
A sneaky trick to make it look like you're busy when you're really just sitting there like a brain-dead potato.
You saw the message at 10 a. m. You replied at 4 p. m. You're a genius.
She posted on your wall at 9 a. m. You replied at 11 p. m. You're a wizard.
He sent you a message at 1 p. m. You replied at 10 p. m. You're a god.