Rolls-Royce adds Droptail roadster to coachbuilt portfolio

Rolls-Royce on Sunday revealed the latest in its growing collection of modern coachbuilt cars. The newcomer is a roadster called Droptail, and just four will be built, each thought to be priced at more than 20 million British pounds (approximately $25 million). That’s more than what the previous Sweptail and Boat Tail coachbuilt specials cost, but…