In a similar spirit to OP: it did help mitigate the hoarding, when I began thinking "how hard is it to find this resource/reference again, should I actually need it?". And if it's trivial to google (and mnemonically sticky enough I can trust my future self to remember it), I can close the tab.
It seems very few people nowadays know how to follow a route, especially an unfamiliar one, without being tethered to their GPS.
how old are you? How can you memorize a new route?
Because i am born in the TomTom era and i had google maps on my first phone ( not smartphone ) but it have it
Highly depends on your location.
I think the previous use for the punchards to have one for each book and scan them on checkout/checkin (maybe this predated barcodes?)
ADHD fish memory doesn't help either.