The XOS 2 is nearly usable for the latter job, but even at 50 percent more efficient than the original (by the company's last count) it's still a prototype that requires a tethered high-pressure hydraulic engine to function.
Google says it is still tinkering with the new look and function of its search engine, so it's unclear exactly what this might mean for Google users and website owners.
With the exception of the Panamera GTS, models with PDK also offer a coasting function in which the clutches open in overrun allowing the engine to idle and the vehicle to coast freely.
The four-engine Yun-20, or Transport-20, is a huge, multi-function airfreighter that can perform various long distance air transport tasks targeting cargo and passengers, the state-run Xinhua News Agency said.