1. Because Microsoft also knows that it is insubstantial thing and does that because it's effortless virtue signaling to tell the world "see how awesome we are!??!" and score points while MS has MUCH more power to deal with Systemic racism. And I am talking anything from using money to invest in poor neighborhoods to use their influence to make lawmakers (some of which are honestly trying but coming short of ideas or money) to help.
2. I am not that bothered with is. MS is a private company. They can do whatever they want with the language they use. I am just irked that they use cheap tricks to play the heroes. Real activism takes guts. They are just pandering with the easy, the very easy and not risky stuff.