http://www.orphee.com/comparison/gray.pdf
-lines that contain tweaks (22 currently, not counting reverts) are
+lines that contain tweaks (14 currently, not counting reverts) are
marked with %tweak
possibly more impressive to render without tweaks?
\override Fingering #'direction = #1
% Manual fix for collision with slur
- \override Fingering #'inside-slur = ##f
+ \override Fingering #'inside-slur = ##f %tweak
<gis gis,> <fis fis,> e)-1-4-5 r
| %6
<e, gis, e d!>2
| %5
s8 cis4. d4
- \override Fingering #'add-stem-support = ##t
- \override Fingering #'padding = #0.1
+ \override Fingering #'add-stem-support = ##t %tweak
+ \override Fingering #'padding = #0.1 %tweak
<cis e,>8[( <d,_3 b'_1>
| %6
<cis_1 a'_2>)] cis'4. d4
r8. e,16(\f_2 <a a,>8[ <b b,>]
| %2
- \override Staff.SustainPedalLineSpanner #'staff-padding = #5
+ \override Staff.SustainPedalLineSpanner #'staff-padding = #5 %tweak
<cis cis,>4\sustainDown
\change Staff=treble
\override Fingering #'direction = #-1
- \override Staff.SustainPedalLineSpanner #'staff-padding = #3.5
+ \override Staff.SustainPedalLineSpanner #'staff-padding = #3.5 %tweak
\set Staff.pedalSustainStyle = #'mixed
%%a,8 e'[-5(<a-2 cis-3>])