You make it sound like the ops for AD and Exchange type businesses is some bad thing. It's a huge installed base. It's massive. they provide revenue. Open source dev stacks build mindshare not direct revenue.
Yes, they were slow to adapt to the changes that happened in the last decade. They seem to be turning it around. Why the emotions?
I didn't mean that to sound bad. Exchange is great! Servicing those customers is smart and fine. But MS focused on them to the point of excluding everyone else, intentionally. (See the SSH announcement, how the tech team tried to do it since v1, but management refused approval.) MS knew they had lock in, went down that path exclusively, and is now trying to catch up because the cool kids left them behind.
Yes, they were slow to adapt to the changes that happened in the last decade. They seem to be turning it around. Why the emotions?