They decided to take on the risk of possibly having their rig knocked over by drilling in a dangerous place because the potential reward while it was pumping wa

They decided to take on the risk of possibly having their rig knocked over by drilling in a dangerous place because the potential reward while it was pumping was large enough according to their calculations (do note their calculations may or may not have cynically included wondering if there are enough people who are thinking like you are) and lost that bet. Vegas never seems concerned I thought the other team was going to win.