(Bloomberg) -- Global spending on electric vehicles is surging. New Cars Are Only for the Rich Now as Automakers Rake In ProfitsGunman Kills Three at Michigan State; Suspect Found DeadUS Inflation Stays Elevated, Adding Pressure for More Fed HikesTreasury Yields Climb on Bets for June Fed Hike: Markets WrapAmerica's Priciest Neighborhoods Are Changing as the Ultra-Rich Move to FloridaThat sounds like a big number, but global auto sales are worth around $2. There are still many challenges ahead as EV sales take off