Keynote .
Wikipedia menciona:
Keynote began as a software program for Apple CEO Steve Jobs to use in creating the presentations for Macworld Conference and Expo and other Apple keynote events
Isto cita o artigo de O'Reilly sobre o Centro Mac Dev
Keynote is Apple's $99 answer to Microsoft's PowerPoint. Jobs has been using early versions of Keynote at the MacWorld keynotes for over a year. Jobs explained that, "Keynote was built for me.