Kevin O'Leary says blockchain adoption by major stock exchanges would be an industry turning point

Billionaire investor Kevin O'Leary said adoption of blockchain by major stock exchanges would mark a turning point for the crypto industry. According to The Block, O'Leary said he has recently been investing in new cryptocurrencies and is watching which blockchains companies across industries choose going forward, while Ethereum has not secured large-scale adoption cases over the past year.