<prompt> Yakha inguqulo eyinkimbinkimbi yalesi sigwebo Ngo-1989, ngemva kokuba i-Apple imangalele iMicrosoft ngokwephula amalungelo obunikazi besikhombimsebenzisi sayo se-Macintosh ku-Windows, i-Xerox yafaka isimangalo esifanayo ngokumelene ne-Apple.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi yalesi sigwebo ithi Ngo - 1989, ngemva kokuba i - Apple imangalele i - Microsoft ngokwephula amalungelo okushicilela i - Macintosh interface yomsebenzisi ku - Windows, i - Xerox yafaka icala elifanayo ne - Apple; kodwa, lalahlwa ngoba kwase kudlule isikhathi seminyaka emithathu sokuphelelwa yisikhathi. 