Once one firm has established how to do it and win it basically becomes open season for anyone to follow the exact same playbook. Even if you don't necessarily

Once one firm has established how to do it and win it basically becomes open season for anyone to follow the exact same playbook. Even if you don't necessarily lose the other ones, simply spending money on lawyers to get dozens or hundreds or thousands of copycat lawsuits dismissed is a huge hassle. There's a reason why personal injury and mesothelioma ads get placed on the radio and TV so often in the US; "you may be entitled to financial compensation" and all that.