<h4>Quick Take</h4> <ul> <li>BitGo has brought on a high-frequency trading executive to make crypto look more like Wall Street</li> <li>Nick Carmi is joining from Tower Research as head of financial services</li> <li>The hire is another sign BitGo is looking to expand outside of its sleepy custody business and is flirting with new corners of the crypto market. </li> </ul>