Shortly after rampaging Trump supporters attacked the US Capitol on Jan 6, a fan of the president posted a message on the pro-Donald Trump website TheDonald.win.

Inspired by the mob’s attempt to stop lawmakers from confirming President-elect Joe Biden’s electoral win, user CONN_WYNN said in an all-caps message, replete with an expletive, that it was “TIME TO LEAVE THE KEYBOARD” and “FIGHT FOR MY...COUNTRY.”