I work in IT. I used to be a philatelist (can you stop?). How on earth did I never think of this.
It makes those bloody awful business card CDs (off of the 90s n noughties) look pretty naff.
Barking mad and quite beautiful. Love it!
These stamps however are very cool. And the prices are actually reasonable.
NaOH•6h ago
The curious tale of Bhutan's playable record postage stamps (2015) - https://news.ycombinator.com/item?id=22896682 - April 2020 (30 comments)