Vanity - Produced as a showcase for one's own performing talents.
Audio - The field of sound recording, transmission, reception and reproduction.
Piano - The piano is a stringed keyboard musical instrument, derived from the harpsichord and the clavichord. Also called the pianoforte, it differs from its predecessors principally in the introduction of a hammer-and-lever action that allows the player to modify the intensity of sound by the stronger or weaker touch of the fingers.
Harpsichord - In the harpsichord family the string is plucked by a small plectrum, originally of quill but nowadays usually Delrin. The variety of sound from these plucked instruments is achieved not primarily by finger pressure, but more subtly by phrasing and articulation.
Pipe Organ - Behold the marvelous art of Archimedes, I allude to the Hydraulic Organ; so many members, so many parts, so many joints, so many sound conduits, so much tonal effect, so many combinations, so many pipes...