New double-decker style seat design on planes could let all passengers lie flat

Being able to lie completely flat on a plane is the travelling dream, but until now it is reserved for those able to fly business class. Photographs of the bunk bed-style plans reveal that passengers could sit above and below each other in rows, accessing the top level by pulling out a cleverly concealed staircase. And what’s not to love about flying with more legroom, extra privacy and the opportunity to lie flat?