ref: 9d8ed749fca3aac920f9d5ebd893d3f6c45ce4b6
dir: /examples/_keys.orca/
......................................... .#.KEYS.#................................ ......................................... .#.TOGGLE.KEYS.MODE.WITH.SLASH.#......... .#.PRESS.a.b.OR.c.#...................... ......................................... ......................................... ........!a......!a......!a............... ......................................... ......................................... ......................................... ......................................... .........................................