Seat pocket notes

Short reads for the flight and the gym.

How to use a phone holder on a planeAn airplane phone holder turns your phone into a seat-back screen. Here is how to set it up in under a minute and keep it steady for the whole flight.Long flight essentials: a carry-on checklistMost long-haul comfort comes from a handful of small things in the seat pocket. This is the list we use.How to choose a MagSafe phone holderMagnetic holders are the fastest way to mount a phone — if the magnet, the mount and the case all match. Here is what to check.