They worked together but this was just a public discussion about a change to an open source projects' docs site. The response was private so he shared publicly because it's relevant info for the community. Everyone is screaming harassment, I don't see any evidence of that.

Everyone's in the comments talking about professionalism, this isn't the time for professionalism.

BLACK LIVES MATTER! Scream it from the rooftops. "black Americans are arrested at 2.6 times the per-capita rate of all other Americans" - https://en.m.wikipedia.org/wiki/Race_and_crime_in_the_United...

Slavery is alive and well in America.