What? How are they accessing these virtual machines? Mind meld? In most cases where companies use VDIs the desktop machines are the standard old Dells and HPs because they actually cost less than "dumb terminals" (aka thin-clients). And that's accepting the questionable notion that VDIs are the future.
Nowadays nobody under thirty writes anything on Microsoft developer tools unless they are demented or brain-dead
We have been on a hiring binge lately and it is very difficult to find candidates who know anything but Microsoft tools. Sure they might know github, but there is a very substantial part of the workforce that stills crawls into Microsoft's bosom.
In general this blog post is completely detached from reality. There is the "startup" culture, of course, where everyone runs an iMac and develops iOS and Ruby/MongoDB apps for their EC2 cluster, and then there's the many magnitudes bigger general computing world that holds zero similarities.