Just wanted to add...... there's a 'hack' for G70s that adds another multi FX unit.

Just hook the Direct Outs to the External Inputs, and another duplicate MFX section becomes available, with any Keyboard, Style (yes!) and Song part freely assignable to it.

Check out the article here; http://www.selskabsmusikeren.dk/index.php?option=com_content&task=view&id=209&Itemid=28
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An arranger is just a tool. What matters is what you build with it..!