Apparently you missed the joke.
Apparently, the fact that he used Facebook to livestream it is completely secondary to the 8chan smear. These people in the Fake News are filthy scum.
I really am starting to think the attack was a DS false flag to accomplish exactly what the gunman said he wanted in his manifesto: To ignite racial tensions in the U.S., and cause liberals to double down on demands for gun control. Is this "Tarrant" a real person, or a name chosen for the "shooter" as part of the psy-op?