This is sad - most of these enthusiast vehicles are well cared for and driven less than 1-2k miles a year. The people who were asking for this were looking for a legal path to register their vehicles.
They'll still be registered, just in Montana under an LLC because they don't have a better option.
At this point, he's an out of touch billionaire. He's been so rich for so long he's completely out of touch with reality. I remember thinking this when I heard his recent interview with Matt Farah on the Smoking Tire and he went on a tangent about transcendental meditation.