Using a record-cutter to turn old CDs into 45RPM singles

As part of Manchester's Futuresonic 2008 conference, you can have your old CDs and DVDs "overwritten" with a vintage record cutter and converted to a 45RPM record:

Take part in a social music sharing event with a difference - in CD-Recycled 45rpm Aleks Kolkowski uses his vintage record cutter to 'overwrite' existing data and cut grooves on CDs/DVDs so they can be played on a turntable. Bring unwanted CDs/DVDs and a sound file and receive a recycled disc in return.
Link (via Gizmodo)