Sorry, the implication is that this is far worse than Brexit, but that this is the US’s Global Exit, riffing off the strong negative connotations in te US. I saw it from on Bluesky, but that linked here https://theradicalfederalist.substack.com/p/the-neoreactiona... - so, being framed as much worse than Brexit.
No worries, yours was clearer, it was the first indication I had that anyone meant to compare to Brexit, I just asked to clarify. 'up-thread comment' I meant was the bdelmas one I replied to that referred only to 'crisis like the UK is going through' without elaboration.