(This new "Quick Hits" series of posts will be short 'n sweet examples of good design. Debates welcome.)
The airline carriers have to be thrilled that people now travel with their own screens. It's got to be cheaper for them to install this folding smartphone/tablet viewing shelf in a seatback than an actual monitor:
Image credit: Chesires Shadow, on a Hawaiian Airlines flight
I also love how the charging point is right next to it. It's better than fumbling for that plug beneath the seat.