Pixologic are launching a stripped down version called Zbrush core later this month.
Not sure on pricing yet, but Wacom are launching an intuos tablet with ZBrush Core bundled for $199.
http://www.zbrushcentral.com/showthread.php?202273-Announcing-ZBrushCore/page3 (http://www.zbrushcentral.com/showthread.php?202273-Announcing-ZBrushCore/page3)
Cheers
Steve
so is that replacing Sculptris?