Learn about the RSK Bitcoin network and SOVRYN. They are creating DEFI on Bitcoin. This project has been running for 7 months and everything is going well.


[ANN] Sovryn - Brings DeFi to Bitcoin
https://bitcointalk.org/index.php?topic=5314067.0

   
Rootstock (RSK) - Smart Contracts for Bitcoin
https://bitcointalk.org/index.php?topic=3189777.0