I think the argument the article was making wrt 80 is that editors can wrap the text to 80 characters without modifying the source, not that you shouldn't want

I think the argument the article was making wrt 80 is that editors can wrap the text to 80 characters without modifying the source, not that you shouldn't want your code to fit in 80 characters. The counterargument is that they suck at it, you get a break (maybe word-aligned) with an arbitrarily indented next line. As a purist I advocate for a future with smarter editor soft wrapping.