Welcome to the latest edition of Cointelegraph’s decentralized finance newsletter.

As the calendar year comes to an end, Cardano’s personable leader Charles Hoskinson shares a message of optimism, unity and collaboration for the future of crypto.

Polygon fixes potential billion-dollar protocol vulnerability

Cardano founder Charles Hoskinson predicts DeFi “greater extinction”

Huobi Research predicts rise in play-to-earn games in 2022

Token performances