Crypto Briefs is your daily, bite-sized digest of cryptocurrency and blockchain-related news – investigating the stories flying under the radar of today’s crypto news. Exchanges news Chicago Mercantile Exchange (CME Group), a major financial derivatives marketplace, said today that January 2020 was Bitcoin futures' second-best month since their 2017 launch, averaging 10,800 contracts, 69% greater than the average daily volume in 2019. Also, according to them, new options on Bitcoin futures are a...