**Cryptocurrency News**

Ethereum co-founder Vitalik Buterin said DeFi is like a "snake biting its own tail" because the value of tokens comes from the income generated by trading those same tokens. He noted that DeFi will not be a catalyst for mass adoption of cryptocurrencies.

DeFi has proven that a decentralized financial system is possible, but the current speculation-based model is unsustainable. Tokenized assets from the traditional financial system are needed for growth.