It has been just over a year since Facebook’s improper data sharing with political consultancy Cambridge Analytica launched probes on both sides of the Atlantic. That included a U.S. Federal Trade Commission (FTC) investigation into whether Facebook violated a 2011 agreement over user privacy.Some companies pulled their ads off the social network and users tweeted #DeleteFacebook as they shut down their accounts. And investors knocked nearly $70 billion (54.3 billion pounds) off Facebook’s market value in less than a month as executives admitted costs of fending off outright regulation would spiral.

But Facebook is now worth $40 billion more than it was right before the scandal erupted. Shares surged 6 percent on Thursday, the day after it disclosed a $3 billion litigation accrual…