Recovery in the face of adversity

The numbers for 2021 were only marginally better than the worst year ever

The numbers for 2021 were only marginally better than the worst year ever
November data has been published and that means a model update

Embraer completes reintegration of its Commercial Aviation business

ADS-B technology is well understood

How are the aircraft doing that use these state of art engines?
They are big companies flying big aircraft across the globe.