Investing.com - Mike Novogratz, the billionaire hedge fund investor who is starting a $500 million fund to invest in cryptocurrencies said on Tuesday that Bitcoin will end the year at $10,000.The digital currency hit a record high around the $8,300 level earlier on Tuesday and has risen more than 700% in volatile trade so far this year. The $10,000 level looks more like an eventuality than a possibility amid developments like the CME’s upcoming Bitcoin futures and a recent Wall Street Journal report that Goldman Sachs (NYSE:GS) is considering launching a bitcoin trading operation of its own.Novogratz expects that ether, the second most valuable cryptocurrency by market cap after bitcoin, will trade at $500 by the years end, up from almost $370 at present. The former Fortress Investment Group executive is starting a $500 million fund to invest in digital assets like bitcoin, ethereum and initial coin offerings. When it launches, the fund will be by far the largest in a growing world of cryptofunds.