PayPal throws its hat into the blockchain ring

Payment giant PayPal joins a growing list of mainstream entities delving into blockchain in one form or the other. The payment company has invested in Cambridge Blockchain.  
According to an April 1 press release, PayPal has jumped into Cambridge Blockchain’s “Series A funding round.” The statement mentioned, “With this investment, the two companies will explore potential collaborations to leverage blockchain technology.”
Cambridge Blockchain works in the digit