Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
In ancient Rome there were a variety of officials tasked with banking. These were the argentarii, mensarii, coactores, and nummularii. The argentarii were money changers. The role of the mensarii was to help people through economic hardships, the coactores were hired to collect money and give it to their employer, and the nummularii minted and tested currency. They offered credit systems