People are leaving out important context. OpenGL is the only graphics API that works on all of the main platforms.
If someone is trying to write a game that needs the absolute best highest performance you will need to write specialized graphics code for each if the various platforms. But if you are a beginner, and just learning? OpenGL is what you use to create a game that works on all of the main platforms.
Apple can only ever get rid of OpenGL if they are ready to kill of a large number of apps in the App Store.
Topic:
Graphics & Games
SubTopic:
General
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