Early developmentĮarly versions of Keynote are observed to have closely resembled Concurrence, developed in the 1990s by Lighthouse Design for NeXTSTEP, which Apple and NeXT co-founder Steve Jobs was said to have appreciated greatly in his move from glass slides to electronic presentations. It became available to the public that day for US$99. Jobs revealed that he had been preparing his keynote event presentations with Keynote, stating that "Using Keynote is like having a professional graphics department to create your slides." Keynote took advantage of Mac OS X graphics technologies, such as Quartz, QuickTime, and OpenGL to create presentations with anti-aliased text, dynamic effects, and cinematic transitions. Keynote was first announced on Januby Steve Jobs at Macworld Expo in San Francisco.
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