<prompt> Gadzira shanduro yakaoma zvikuru yemutsara uyu Muna 1989, pashure pokunge Apple yamhanarira Microsoft nokuda kwokuputsika kwekodzero dzomunhu oga dzeMacintosh user interface muWindows, Xerox yakaisa mhosva yakafanana neApple.  <response>: Chokwadika, shanduro yakaoma zvikuru yemutsara wacho ndeiyi Muna 1989, pashure pokunge Apple yamhanarira Microsoft nokuda kwokuputsa kodzero dzomunhu oga dzeMacintosh user interface muWindows, Xerox yakaisa mhosva yakafanana neApple; zvisinei, yakadzingwa nokuti mutemo wemakore matatu wokuganhurirwa wakanga wapfuura. 