Electric-vehicle fast-chargers are apparently to blame for causing electrical-grid issues, and according to GM, they can also reduce battery life. Opel is getting itself reclassified as a corporation - AG in German - instead of a limited-liability company - GmbH - to raise money. GM introduced a new electronic logo on top of its Detroit, Michigan headquarters. All that and more, plus John responds to your questions and comments in the "You Said It!" segment.