New Cold Turkey Blocker v4.1 is now out for Windows and macOS! Block distractions like social media, games, apps, Youtube or even the entire Internet.The new version will be referred to as “High Sierra” and Apple’s senior vice president of Software Engineering Craig Federighi took to the stage to announce the new system. The tech company, which is headquartered in California, kicked off the keynote speech at the event by revealing macOS 10.13.