Tested BMBrick's LEGO mosaic pipeline in Node + sharp with a 45-color palette: RGB nearest sprinkles 16% glitter and silver on photos, OKLab + material penalty wipes them out, and the original 0.15 is 7× overkill (0.02 is already enough).
A browser tool that reads MusicXML and returns fingerings tuned to your hand size and biomechanical constraints. Walks through the backtracking cost minimization, the actual weight values, the academic lineage since Parncutt 1997, and why the same framework generalizes to guitar.
