Originally Posted by
RdKetchup
I believe some of those are implemented in the HPFD (Harmonized-PFD) option, specifically the speed deviation and FD guidance. It basically brings HUD symbology to the PFD.
Probably an option more popular with operators flying both HUD and non-HUD aircraft. When we got a couple of HUD planes the HUD was deactivated and later removed. I second IFALPA: every plane should have a HUD.