Anecdotally, the last time I looked at any of my 30+ year old 3.5" floppies, they all worked fine. Of course, back then I knew enough to spend a bit more on th

Anecdotally, the last time I looked at any of my 30+ year old 3.5" floppies, they all worked fine. Of course, back then I knew enough to spend a bit more on the good quality ones, so that could have something to do with it.