[ad_1] <br><img src="https://www.coindesk.com/resizer/m2HF_Jr7zKm4OZy5yzc147Jn7-c=/800x600/cloudfront-us-east-1.images.arcpublishing.com/coindesk/NVN3PGW3FNHEXBHXMCW6DFMCXU.jpg" /><br>Jamie Dimon's bank agreed to play a key role with BlackRock's proposed bitcoin ETF, just weeks after he told U.S. senators: "I've always been deeply opposed to crypto, bitcoin, etc." <br>[ad_2]