sentences:  Eventually, Xerox jettisoned the integrated hardware/software workstation offered by Viewpoint and offered a software-only product called "GlobalView", providing the Star interface and technology on an IBM PC compatible platform.The initial release required installing a Mesa CPU add-on board.The final release of GlobalView 2.1 ran as an emulator on Sun Solaris, Microsoft Windows 3.1, Windows 95, or Windows 98, IBM OS/2 and was released in 1996.