3 ms·
Rather than just addressing sheet music, the piano keyboard itself could be improved. See the Jankó keyboard for an example: https://en.wikipedia.org/wiki/Jan
by kingmanaz 11y ago
Rather than just addressing sheet music, the piano keyboard itself could be improved. See the Jankó keyboard for an example:
https://en.wikipedia.org/wiki/Jank%C3%B3_keyboard https://en.wikipedia.org/wiki/Jank%C3%B3_keyboard