I think it depends on how you learned to play. Personal anecdote: I learned the game from another casual player, and played a few hundred hours without learning

I think it depends on how you learned to play. Personal anecdote: I learned the game from another casual player, and played a few hundred hours without learning any openings (but developing my own crude ones) or even knowing 'en passant.' Only when I actually started studying theory did I learn the orientation rule and understand why that sort of consistency is important. Now a flipped board sticks out like a sore thumb.