It's all so easy now in the BBPlugin (in Reaper), I can have as many bars in a song as I like or change styles by using 2 or more BBPlugins. You can send the tracks from the Plugin to any bar so there is no 255 bar limit or 24 track limit. Any section on any track can be regenerated instantly. The tempo and time signature changes are obtained by dragging the C7 icon also giving the Chords as markers or regions as well as midi block chord for VST Instruments to follow:

[Linked Image - Only viewable when logged in]


Redo any section you don't like instantly:
[Linked Image - Only viewable when logged in]