MicroStrategy founder Michael Saylor speaks at the Bitcoin 2021 Conference in Miami on June 4, 2021.CFOTO | Nurphoto | Getty ImagesMicroStrategy, the preferred high beta play on the price of bitcoin, will join the Nasdaq 100 index, a move that could further increase demand for the controversial stock that has been on a torrid run this year alongside the price of the cryptocurrency.The Nasdaq 100 comprises 100 of the largest nonfinancial companies in the tech-focused Nasdaq Composite index. A sto...