Campbell-Savours is an interesting one. I only really know him for his filibustering in the Lords over the AV referendum bill (which seems like forever ago now).
Donald Trump?
Trump in 1984 was very different to Trump in 2016, and it could be interesting to write.
'84 is too early, really, but the other obvious idea would be Vince MacMahon.
That's obviously the easiest answer to this.
More recent ideas would be (as has been mentioned already) butterflying away the NFL / AFL merger. And then, if the player's strike in the 80s ends up being longer and more damaging then that might make a difference.
I also like the idea of...
Kurt Cobain wise, I think Nirvana were about done by the time he died. They may well have made one more album together, but Dave was already writing stuff for what became Foo Fighters by then (IIRC some demos of that were recorded at the same session that produced You Know You're Right, when...
Given the line from Imagine in the previous update, why does this one put me in mind of a different John Lennon lyric? Spoilered in case I am inadvertently correct:
The other reference I spotted in this update is the line "nothing to kill or die for", which is from Imagine by John Lennon, which has a similar theme (without the bombing).
True.
i do wonder if at the time any Roman scholars or philosophers or whatever actually considered, from a theoretical point of view, that there might be land on the other side of the Atlantic. I assume we would have found records of it if they did, but you never know.