My gut instinct is to have government hold these advertising platforms accountable for fighting this more effectively but I know that's a total mess waiting to

My gut instinct is to have government hold these advertising platforms accountable for fighting this more effectively but I know that's a total mess waiting to happen because how do you measure the effectiveness of mitigation? I guess one option would be allowing merchants to recoup charge backs from the ad platforms but connecting the charge backs with the individual ads probably wouldn't be cost effective at all.