MicroStrategy, 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 stock's addition means that ETFs – including the highly popular Invesco QQQ Trust, which has $325 billion in assets – will become automatic buyers ...