Mario Kart World was the Switch 2’s big launch title, finally providing a sequel to the biggest Mario Kart game of all time. However, today Nintendo updated Mario Kart 8 Deluxe, originally released in 2017, enhancing its Switch 2 support with some added features. It’s a surprising move, as one might assume Nintendo would have fully moved on to the newer game, but 8 Deluxe is the best-selling Switch game of all time, and many still prefer it to World,…