The best jokes are those that last a long time without people noticing. Proper planning, laying down the groundwork, and initiating something this clever and this funny didn’t take a lot of time but did require an epic amount of patience. Part of the clever person hopes that someone notices and witnesses the brilliance, while another part hopes that nobody notices for a long time – a private joke of sorts that remains internal until just the right moment.
For Reddit user Eliot_2000, the right moment was 10 years after the signature launched into circulation. Well played, sir. Well played.