Firefox arrives for Snapdragon Windows and Slack sidles up to Office 365

Also: Azure goes big in Britain, Bletchley Park to teach tech and Skype shares some more
Roundup As the twin horsemen of the PC apocalypse, the Windows 10 May 2019 Update and Chromium Edge, saddled up to charge at users (in preview form), there were a few other emissions last week from Microsoft.…