Kit or self-sourced printer and picking the perfect filament for the job! (With RichRap and Sanjay from E3D)

Tom, Richard Horne (RichRap) and Sanjay Mortimer (E3D) discuss who 3D printer kits are for and when you should self-source instead, as well as what FDM materials are being developed, which ones are already available and where they each fit in!