Cool luxury cars have some of the hottest premium features on the planet, from advanced all-electric powertrains to mobile Wi-Fi capability to bespoke cabin themes in the most opulent of materials. Frankly, it’s an embarrassment of riches, as long as you’re rich enough to afford them. If you’re like the other 99 percent of the population, however, here’s some of what you’re missing, as a sort of a potential shopping list for lottery winners.