• Complete rewrite since v1.0
• Support for Live Coding - redefining behaviour whilst music is playing
• New timing system - timing now guaranteed to be accurate
• Many new synths
• New chainable studio FX system
• Support for sample playback
• Inclusion of over 70 CC0 licensed samples from http://freesound.org
• Support for controlling and modifying synth, fx and sample playback
  arguments after they have been triggered
• Completely re-designed GUI
• Help system with full documentation, tutorial and many examples
• Record functionality (for recording performances/pieces)
• Support for controlling system audio settings on RP