"BMW's i8 is definitely a taste of the future -- but whose? We'll shed some light on MPGe, the benchmark for tomorrow's cars. And we run down the Top 5 car tech innovations to watch for in 2015."

States the video description for this episode of CNET on Cars.

The i8 is covered in detail at the beginning of this rather lengthy video, then there's the Top 5 car tech innovations discusses later on in the clip.