As Boeing gears up for the roll-out of its 787 on Sunday, it releases the fifth in a series of seven broadcasts. Episode Five focuses on "cool technology".
An expert describes how Boeing has used "more electrical architecture", so that it could more efficiently extract power from the engines.
The 787 aims to have to have wow factor and wants pilots to revel in the display space. "The display can't just be functional, it's got to be cool."