As we all know, GitHub is not "by" Microsoft (as in, written by them). It's under their control now, and sure, they've made a lot of changes, but the actual code was written before Microsoft purchased them.
But really it could be anything else including new symbols.
You see, whatever you use would become instantly SO ABUNDANT that this symbol would get a whole new meaning.
I recently (last year) found out that nestle does not have an interest in Purina livestock feed, only the pet feed. It made shopping for feed a lot easier, but I'm still wary. At least Smucker makes pet and animal feed.
I am a firm believer in boycotts, usually indefinite. Nestle, Samsung, and General Electric and all their subsidiaries are my current ones. No one can hold me accountable for any malfeasance by any of those companies as I refuse to give them any money.
You own Microsoft. It's a public company.
Scale matters.
1. It makes it clear how few powerful people are owning everything.
2. It makes it obvious there's something wrong when you see that the 30 different bottles you can buy in front of you are all from coca colla
3. It makes it very obvious that there's something fishy about "chocolate chips by a france by b luxembourg by c switzerland by d ireland by big conglomerate by mondelez international"