Please add this field and auto match if metadata provided such information, it will be very useful for headphone user to pick binaural recording in their library.
I like this idea!
Or you can add your own Tag called “Binaural” and apply it to the albums which it applies. If you didn’t know, you can do a filter / search and then apply a Tag to everything in the results. Afterwards, you can just select your binaural tage and get only those albums.