A classical music piece from a thousand phones

A classical music piece reconstructed with a 1000 phones:

[youtube=http://www.youtube.com/watch?v=R3nSoEhY8SM]

.. and how it was made:

Part 1:

[youtube=http://www.youtube.com/watch?v=Qyeko65vL7Q]

Part 2:

[youtube=http://www.youtube.com/watch?v=RttlDzRPw9A]

(via @mashable)