I've flown on Singapore's world's longest flight in business class. It was nice, but the new seats will be a game changer.

In early 2023, I flew Singapore Airlines on the world's longest flight to experience what is considered a top-tier business class. It was one of my first long-haul trips at the front of the plane, so I was easily impressed by the lie-flat bed, the amenity kit, business-class lounge access, and other posh perks of premium flying. However, the absence of a sliding door meant missing out on complete privacy.

Since then, I have flown in door-equipped business class on Japan's All Nippon Airways and British Airways. I've joined the club of people who prefer the coziness of a fully enclosed pod, which proved to be a night-and-day difference in privacy. I could sleep and work without feeling like wandering eyes were looking over my shoulder.

Although it has taken some eight years to announce a significant upgrade to its high-dollar seat, five-star Singapore is finally jumping on the door trend. The carrier announced plans in November to retrofit 41 Airbus A350 planes with a new door-equipped business class, responding to its customers' 'evolving preferences and expectations'.

Read at Business Insider