And a great comment reply:

> the lasting legacy of the Mongolian empire is paper money
>
> ![Excerpt about paper currency introduction by the Mongols](https://i.postimg.cc/k5mVvqjZ/FUhn-Qgh-Xs-AU40s-F.jpg)
> [[Larger image](https://i.postimg.cc/k5mVvqjZ/FUhn-Qgh-Xs-AU40s-F.jpg)]

https://twitter.com/Drasnu/status/1533589211114356736


cryptocoin

There is a Twitter thread by [@arbedout](https://Twitter.com/arbedout) with some more context:

https://twitter.com/arbedout/status/1533585355617841162
https://nitter.net/arbedout/status/1533585355617841162 <-- Shows the thread in a single, easy-to-read, web page


bitcoin

WTF happened in 1294?

The text in the image is from:

*PAPER CURRENCY IN IRAN: A contribution to the cultural and economic history of Iran in the Mongol Period* 
https://www.jstor.org/stable/41929763


