Honestly your original question was so vague and terse I almost didn't reply, it just seemed so pointless. If you don't want hostility, don't come with an attitude like that. Do the work to make yourself understood the first time. And don't just demand citations - you're not my professor. Just ask questions like a normal fucking person. Ask for information.

Given you're asking for evidence of Microsoft's sabotaging of open source projects including Linux, I'm going to have to assume you're coming from a place of actual curiosity and not bad faith. It's actually one of the most famous examples of anticompetitive behaviour in history. Start there: https://en.wikipedia.org/wiki/Embrace,_extend,_and_extinguish