ProTools:Rewire with Ableton Live

ProTools 7.4: Rewire with Ableton Live
1. Open ProTools. 2. Create new stereo Aux track. 3. On Aux track, go to "inserts", choose "multichannel plug-in", then choose "Instrument, and choose "Ableton Live (stereo)". 4. Open Ableton Live.  5. Create new Live Set or open pre-existing Live Set.  6. Press play on either ProTools or Ableton Live and both will play concurrently. Done.