[ad_1] <br><img src="https://www.coindesk.com/resizer/4os4T3qOHko3jD2KeurnaELsgkE=/800x600/cloudfront-us-east-1.images.arcpublishing.com/coindesk/BXVWG2WTNZHL5IFSY2LGGK77JY.jpg" /><br>The CEO of BlackRock once called bitcoin an "index of money laundering". Now he has changed his tune.