Lawyers are legally obligated to be advocates for their clients. They have to pursue arguments which may strength their cases.

This may be their only avenue for a defence strategy.

Perhaps the racist chanting and the nazi salutes have something to do with it. Who knows!

It wouldn’t stop against volumetric attacks…

They’d still fully consume the WAN bearer regardless of Crowdsec protecting the endpoint. For that you need a scrubbing centre to dump the traffic onto.