99, I was about to say the same thing. Displays that are more intuitive require less time to interpret. When your HUD is your primary flight instrument, you need to look in even less.
Fox3, agreed, the F3 canopy arch wasn't as bad as some others and you didn't have to move much to look round it.
I think the point about a very busy low level system is probably the really big factor here. And it wasn't just UK jets. A lot of other guys wanted to come and use the UKLFS because of the comparative lack of restrictions compared to, say, Germany.