If you accept Marx’ statement about history repeating itself twice, you have to be a bit worried, because January 6 bears a significant resemblance to the Beer Hall Putsch. What would be the 21st century equivalent of the Reichstag fire?
It would almost certainly be either the “invasion” at the border or a violent demonstration in a city in a blue state. Either could provide the pretext for Trump to use emergency powers to stifle dissent and destroy American liberal democracy.