Why no one will learn the lessons from "Citi Bike Karen" fiasco

Why no one will learn the lessons from "Citi Bike Karen" fiasco - TOM KNIGHTON
"It started simply enough. 

A video on social media that was framed in such a way to show a white woman giving a young black man a hard time.
Unsurprisingly, the internet erupted.
How dare this Karen argue with this guy about who actually had the right to use that bike? Why was she trying to steal the bike he rented?
Except, that wasn’t the case.

• The Karen—later identified as Sarah Comrie—was suspended from her job and harassed across the internet. 
• She was made the face of modern racism.

Only, she doesn’t seem to have done anything wrong.
From USA Today:
Comrie was doxxed, put on leave by her employer and accused by civil rights attorney Ben Crump of “weaponiz(ing) her tears” in ways that “endangered” the men in the video...