The week before Christmas saw a significant abrupt turn from the second largest car fleet in America with regard to electric vehicles, with the US Postal Service (USPS) agreeing to buy up to 66,000 EVs by 2028. The USPS is one of those fleets of vehicles that has got older and older without any serious consideration of when it would ever be upgraded and the existing US postmaster general Louis DeJoy said just a year ago that the bulk of any upgrades would not be electric. As recently as February DeJoy was saying that he would place an order for up to 165,000 trucks from Oshkosh Defense in the Postal Service’s first large-scale vehicle purchase in three decades. All but…