Mota told us that, even though the JelTone is polyphonic, requiring two hands or conductive materials to produce notes was less ... Catarina's Paper Piano box The project has attracted a lot ...

The Paper Piano is a demonstration of that technology ... with fingertips (the black keys don't appear to trigger separate notes for the purposes of this demonstration), corresponding keys ...

Icelandic composer Ólafur Arnalds was in a hotel lobby somewhere in Asia when he first saw a modern version of a player piano ... out notes dictated by holes in a roll of paper — and laughing ...

Consider the player piano. When it arrived on the ... using millions of perforated paper rolls that contained, in many cases, note-for-note transcriptions of famous performances.

Perforated rolls of paper, called piano rolls ... With that done, each column could be assigned to a specific note on the piano. That takes care of the pitches, but the note duration requires ...