From his website stallman.org:
Richard Stallman has cancer. Fortunately it is slow-growing and manageable follicular lymphona, so he will probably live many more years nonetheless. But he now has to be even more careful not to catch Covid-19.
Recent video of him speaking at GNU 40 Hacker Meeting. Screenshots of video stream.
What do you have to gain from being this rude to strangers and using slurs against them? This behavior is legitimately antisocial, and unless you’re literally 13 years old it’s inexcusable.