And regarding crop vs FF, the incessant need to keep comparing and finding the “equivalent” (usually FF equivalent). It’s really not necessary unless you are using both sensor sizes regularly, moving from one system to another, or deciding which system to buy into. But if you are already with one sensor size, equivalents become pretty meaningless. You quickly learn what working distance you need, how to get the background separation you want, etc.
You don’t think landscapes can be shot in portrait?