@Nick-Carthew yes, I can confirm:
in version 5.0.0. if you are at home screen, you can tap on the map, get a destination and can start navigation (which may fastest). Or just select "scenic" to select other navigation types.
In version 4.4.1. if you are at home screen, ou can tap on the map, get a destination and get icons to pre select navigation types and/or start navigation.
in version 5.0.0. if you are at home screen, and select "Destination" in menue, you can search for destination, but you can't tap on the map to set a destination
In version 4.4.1. if you are at home screen, and select "Destination" in menue, you can search for destination, AND you can tap on the map to set a destination, and get icons to pre select navigation types and/or start navigation.