For those occasions when the reply arrives before the argument has been read.

Mark a square each time your correspondent plays it. Five in a row, across, down or corner to corner, earns them a Certificate in Repetition, which you may name, copy and paste into the thread. The centre square is free. The College welcomes disagreement; a new argument would be particularly welcome.
No squares heard yet. The centre is free.
Nothing you mark or type on this page leaves your browser, and nothing is kept: closing the page clears the card.
Awarded with confidence by the Department of Circular Argument. Type the name of the distinguished recipient, then copy the certificate and paste it into your reply.