OK! The chord builder is really cool. However, if I use a Demo Style song as inspiration, and it uses some really sophisticated jazz chords, it'd be really cool, and should be really easy for you guys to marry the 2 features Big Fat Keyboard & Play a Single Chord, so I can see what notes make up those funky named chords.

Right click on an empty midi track
Select Custom Midi Style for this track
Choose from Presets..
Type "Held" in the filter String
Select a Held one like "Piano Acoustic Simple Held Chords.."
Open Big Piano Set it to the Midi Piano Track.

like it