2 - design macro for penstroke with rounded endings
3 - design decent macro for bulbed endings
4 - y-refpoint for rests should be the 4th staffline (gclef: b')
7 - work out sizes of character fonts.
15 - small(1/4staff) bold + bold slanted
16 - normal(1/5staff) bold
17 - large(3/4staff) bold
20 - include important spacing dims in fetalog