TL;DR; #Microsoft licensing system was so complicated you needed to take training and pass certifications to make sense of it. Open Source didn't care. That said, if you are startup you can get MS products for 3 years. (Bizspark)
Now they since improved!
@NicolasDorier That and Microsoft's new strategy is hard to ignore in the open source community.
@kukks I am infiltrating everything with NBitcoin ahaha
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