To be honest, after that amazing time, I spend very little time with supernotes now.
Just because the existing view mode is too easy to interrupt my train of thought.
I really really really really really need a column view (for check-something-quickly )(Column list view mode), a whiteboard view (for arrange the thoughts to some rules intuitively)and a sub-section-group view （for view Hierarchical information intuitively : https://community.supernotes.app/t/separate-cards-by-parents-when-view-depth-is-greater-than-1/2183）