Some more detail: https://www.iata.org/en/services/compliance/contactless-trav...
What was the bigger shake up that happened 50 years ago?
And what happens if your phone breaks or runs out of battery at the most inconvenient time? (Trump deports you, I guess, but what about everywhere else?)
https://archive.is/fYckP
> Passengers will be able to upload their passports to their phone and pass through airports using only their face for verification within “two to three years”.