Opera 50 beta RC includes an innovative anti-Bitcoin mining feature, extended VR360 support for Oculus and Chromecast. Opera is the only major browser with an integrated ad blocker. NoCoin is a built-in solution to keep miners from trespassing onto your machine. Chrome Chrome has been updated to version 63.0.3239.84.84. Opera’s version of Chromium has also been updated for Oculus Rift and Chromium. Opera 50 is edging closer to its stable release.”]
Source: https://blogs.opera.com/desktop/2017/12/opera-50-beta-rc-cryptocurrency-mining-protection/