Like Office 2019 for Windows, Office 2019 for Mac includes features that Microsoft already has delivered to Office 365 ProPlus customers. Perpetual means this won't require an Office 365 subscription and will be available for purchase to run on a single device once it rolls out in the second half of 2018. It's the next 'perpetual' update to Office on Mac. Microsoft is releasing on June 12 a preview of Office 2019 for Mac, which includes Word, Excel, PowerPoint, Outlook, and OneNote. Everyone needs to buy one of these cheap security tools.Hunker down: The chip shortage and higher prices are set to linger for a while.Linus Torvalds: Juggling chainsaws and building Linux.