Maybe, now that Yamaha have seen how well received the T576 is, they'll bring out low and mid-line versions. I've always said, a 76 S9x0 with a decent action (there are cheaper WS's in Yamaha's line with FAR better actions than the S950) would be one hell of an arranger...
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An arranger is just a tool. What matters is what you build with it..!