Jim Cramer: Ethereum Is the Pied Piper of Cryptocurrency

Jim Cramer says Ethereum is the cryptocurrency to watch after Elon Musk's conversation with Jack Dorsey and Cathie Wood. 

"Musk is out there saying he buys Ethereum, and therefore Ethereum goes higher. It's a Pied Piper security," Cramer said. 

Recap TheStreet Live: Everything Jim Cramer Is Watching 7/22/21