The Oath Keepers, a far right white nationalist group. These Neanderthals are affiliated with The Proud Boys, 3 Percenters, and the Alt Right (Alt Lice) in general. These clowns got ran out of Oakland back in July 2018, when they scheduled a rally in front of Maxine Waters' office.

Briefly, "the realization that each random passerby is living a life as vivid and complex as your own." Originally from the Dictionary of Obscure Sorrows, which has a lot more beautiful neologism definitions like this you might enjoy.