Hm, my question is falling on deaf ears. 
I guess I will wait for the trial download and answer my own questions…
Cantankerous? Your signature says C6 and yet you say you purchased C7. Are you perhaps using Halion5 in C6? Can you record a loop in the keyboard and drag the results to C6? Does the C6 mixer interface with the multivoice Halion5, like C7 does? Or will it only function this way with C7?