That would've been plausible until before last Wednesday. But, considering the only rational explanation for those events seems a plan to apply the provisions of the Insurrection Act to prevent the act of formal election, waiting until after the failure of such plan seems opportunistic and not supportive of your interpretation.

Facebook has actively known they were inciting extremism on both sides forever. They do it on purpose to make more money. If Zuckerberg does care, it's apparently not very much and only to save himself from jail or the chopping block.