Ohh, okay. So I think this means like, I could technically still make things using as many pixels as I want, they would just span across several tiles to fit it together like a puzzel.
I still don't really understand how to know what sizes to make the different aspects in order to make sense proportionally to each other, but this does help me better understand my options at least. Thanks for the tip! This at least helps me feel I can accurately convert my assets into Bitsy