+\version "2.3.22"
+
+% . There must be a minimum distance between the octavation line and the
+% topmost staff line, taking into account the height of the closing
+% vertical dashed line.
+%
+% . Octavation lines broken across staves must always start with `8va'
+% (or something similar).
+%
+% . The `8va' should be slightl offset to the left.
+%
+% . The final vertical dashed line of the octavation line should be offset
+% to the right.
+%
+% . Octavation lines for `8va bassa' must be below the staff, not above.
+%
+% . The `8va bassa' string is far too long for short octavation lines.
+% LilyPond should select between `8va bassa', `8ba', and `8', depending
+% on the available horizontal space (and the octavation style selected
+% by the user). The same holds for `8va' and `15ma'.