If you're looking for work in IT, and a prospective employer tells you, unapologetically, that they're a "Microsoft Shop"... they've got negligent/incompetent governance and I'm confident they'll cause you more pain than they're worth if you work for them. Here's what I mean: https://davelane.nz/mshostage
New Zealand: dependence on the Microsoft Corporation

Anyone in business should be familiar with an old truth: if you build your business so that it depends on a single supplier's product, that you can't get anywhere else, you don't actually have a busin

Dave Lane
@lightweight completely agree, in particular for govts. But for IT jobs I'm just as wary of AWS. It depends how you use it but they make damn sure to make use of their own products cheaper (for now) leading decision makers down the same path.
@DrAli Oh yes, AWS is just as bad - they're also one of the #FrightfulFive after all (https://www.nytimes.com/2017/05/10/technology/techs-frightful-five-theyve-got-us.html Smart businesses should know that allowing a complete functional dependence on a 3rd party (esp a foreign 3rd party that's as big as a nation state) is plain negligence.
Tech’s Frightful Five: They’ve Got Us

Amazon, Apple, Microsoft, Facebook and Google dominate our day-to-day activities. Imagining being forced to give up some of them could lead to hard choices.

The New York Times