"swarm" here is a verb, not a noun. As in, "to swarm".
"The sappers exploded their charges under the city walls, and the invader's troops swarmed in through the gap."
That's right. He's still making his excellent history podcast, Hardcore History, at his traditional relaxed pace. 😆
A podcaster who used to make a podcast called Common Sense stopped because he felt he had said everything he believed and there wasn't any point in making new shows.
He did one recently which basically said "well it happened just like I expected, but I didn't expect it would be so sudden".
(At least, that's what I took from it....)
Can you give some examples? Do you mean the Supreme Court legalizing gay marriage in 2015? The #metoo movement in 2017? Black Lives Matter protests in 2020?
What do you think has gone too far?