In the weeks leading up to the 45th president’s gameshow-style verdict on whether the U.S. would continue to be a part of the landmark climate accord, many famous people tried to sway the famously approval-hungry Trump.

One of those people was Musk, Tesla founder and would-be Mars colonist, who said he would have “no choice” but to leave the presidential councils on which he sits if Trump were to pull out of the accord.

So when Trump kept his word, Musk kept his, too.

Am departing presidential councils. Climate change…