Substratum Network is a ER20 token. But, what matters is the company behind the token Substratum!
Substratum is developing an open-source foundation for the decentralized web, providing free, unrestricted, and uncensored access to content for a new Web 3.0
And this video explains alot about them :
Becasue of the market drop, SUB is sitting at $0.53 which is a great buy considering its ATH is...
Over $3!
So i highly recommend you keep a eye on this one and be ready to buy some. This is a great longterm hodl!
And find there website here: https://substratum.net