I mean, its kinda nice to have in the formal record, but really, what does this change? We all knew it to be true. Even if you ask your most conservative climate change denying uncle "do you think Shell lied about impacts of using gas" he'd have to acknowledged they aren't the good guys.
Big Oil is the one-sided 80s super villain. No one is coming out of those hearings saying "no way, they knew this whole time?!"