She did post a bad thing, and someone made a reference to BLM as a big societal thing someone might post about instead. You could get the same point across with

She did post a bad thing, and someone made a reference to BLM as a big societal thing someone might post about instead. You could get the same point across with "instead of posting about building her new gaming rig". There isn't even a quotation on the BLM remark.