Maybe unrelated but article briefly talks about how investors switching from suing companies to suing auditors
https://www.copyright link/companies/professional-services/legal-actions-against-pwc-big-four-grow-20211123-p59b9e?utm_medium=social&utm_campaign=nc&utm_source=Facebook&fbclid=IwAR1Chik0ucc48WIZTfFjlWynm5nLr7GmgUuGgzM2XEyfYYtV-y8Mzmv1myE#Echobox=1637710116