well, jeff colgan is the director of the climate solutions lab at brown university, and he says potential investors will now be looking at possible lawsuits against the energy companies. the chair woman of the house or a house oversight committee today said at the end of the session, look, i'm going to move forward with subpoenas for some of the documents that we haven't received from the companies. they were asked to voluntarily provide them and they refused to do so. and so the peanut are coming and that starts to set the stage for potential future litigation. and for investors of course, should be paying attention to this and seeing the kind of risks that the owners of the major oil and gas assets are now facing due to public scrutiny. when one of the congressmen representative ro, connor asked the current ceo of exxon about what a previous ceo of exxon had said, right. and that previous he had said he had denied that there was a link between fossil fuels and global warming. and so when the currency of exxon with ask today about that, he simply refused to admit that that was a mistake,