They’ve updated them again since! The next station is, we are now arriving at, a better sounding “this is an Elizabeth line service to”, Heathrow T2 and T3 is also now “Heathrow terminals T2 and 3” instead of “Heathrow terminal T2/3”
The onboard train should say “We are now approaching Hayes & Harlington”. “Please take your belongings with you when you are leaving the train”. “And please mind the gap between the train and the platform edge”.