Those cars built from "left over frames" in the wharehouse (actually new frames built by McCluskey) are the ones typically referred to as the "Completition" series cars. The Continuation name would apply to the current CSX cars.
Oops, I see Ron beat me to it.
Carbon Fiber? Heck I forgot about those!
HST made them you think? The English alloy thing has been on and off for years, last I heard it was back on?