Seat densification trends ... has helped reduce weight and wiring in the cabin. “This was a great move,” says Thomas Sonigo, vice president of aircraft modifications at AFI KLM E&M.

this strategy no longer works. All of these arguments aren’t solved by moving to 70-seat or even 90-seat equipment. The most efficient narrow body aircraft sold today is the Airbus A220 ...

Lufthansa has unveiled its new business-class cabins for long-haul flights — and they include seven options for seats ... aircraft type, and are in the first row of the business-class cabin.