I wrote something similar a few years ago https://shkspr.mobi/blog/2013/02/ephemeral-media/ https://shkspr.mobi/blog/2013/02/ephemeral-media/ When you look at

I wrote something similar a few years ago https://shkspr.mobi/blog/2013/02/ephemeral-media/ https://shkspr.mobi/blog/2013/02/ephemeral-media/ When you look at a web page, there are only a few ways you know how old it is. Absent a date in the URl or page, your best guess is how modern or fashionable the CSS is. With a paper document, you get yellowing, staining, curling, tearing - moreso if it were popular. I'm not saying that adding wear and tear to a digital document is a good thing - but it could be a handy contextual skeuomorph.