The problem is not the "open" development. The actual issue is this new Microsoft full of half-done projects and trying to reduce engineering costs. They even

The problem is not the "open" development. The actual issue is this new Microsoft full of half-done projects and trying to reduce engineering costs. They even try to make others write the documentation for their products... MSDN is gone and now docs are a mess. Ballmer was a mess, but at least he got the devs-first bit right. Nowadays it is devs-last, cloud-first.