Now 15 years later I have a private stash of websites and wikipedia articles that I can consult by simply pressing command+spacebar (the files are indexed in MacOS search).
To make a PDF file out of a website I currently use Printfriendly.com, but it wasn't always this way.
Back in the days I loved to use Arc90's Readability (a firefox extension). I don't know what happend to that extension though, there are plenty of old HN articles about that Wonderfull plug-in though:
Post from 2010, probably I started using it right after finding this post... https://news.ycombinator.com/item?id=1153343
https://news.ycombinator.com/item?id=3246081
https://news.ycombinator.com/item?id=3243097
My joy knows no bounds !!
I actually ducked for "What happend to arc90.com ?" and found as the 7th item in the list this website: https://ejucovy.github.io/readability/
It still hosts a working version !!!
Okay kids uses these settings and thank me later: * Style: Athelas * size: small * Margin: narrow * Convert hyperlinks to footnotes
Whenever a pages is worthy of saving, press the button for Readability and pres ctrl+P and save to PDF... that's it.