I do think Mainstage is a great option for Live playing if you own a Mac I am hoping that the new IPAD pro will have a Mainstage option that would be cool also I am very interested in you opinion of the Casio PX 560 I am considering one as well .
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Genos, PSR S970, Fender Tele Amercian Deluxe Cherry sunburst , Cubase Pro 8 ,Yamaha A3M Acoustric ,Taylor 814, Ibenez Artcore Custom Tascam DP 32 Yamaha DXR 10, QSC K-12, K 12 Sub K 8 Sinn 945
2 Fender Expo line units .