LightSpeed 2.0 Posted 4/27/2007 at 3:57 UTC in Mac by gnye@amdesign.net | Permalink | Tweet LightSpeed 2.0 is a Point of Sale system for Mac OS X that offers retail stores comprehensive and easy-to-use retail tools in an iTunes-like Browser, and an innovative 'floating' POS interface designed for high-speed, error-free checkout.