Hard agree on intuitive splits, I do this as well. My hotkey is the backtick, `, rather than a chord. The one thing I still struggle with - because it happens

Hard agree on intuitive splits, I do this as well. My hotkey is the backtick, `, rather than a chord. The one thing I still struggle with - because it happens rarely - is easily copying the contents, full or partial, of a particular pane.