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> For example, if you do OpenGL on Linux, you use the Mesa library, and so does everybody else.

Nvidia has their own OpenGL implementation that replaces Mesa so if you do OpenGL on Linux with Nvidia you are not using Mesa. Which is a good thing since Mesa is lacking in terms of features compared to Nvidia's implementation.

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> Mesa is lacking in terms of features compared to Nvidia's implementation

Mesa is open-source. Nvidia can submit patches at any time they want.

>Nvidia has their own OpenGL implementation that replaces Mesa so if you do OpenGL on Linux with Nvidia you are not using Mesa. Which is a good thing since Mesa is lacking in terms of features compared to Nvidia's implementation.

Ironic statement, given that the article is specifically about how Nvidia proprietary drivers are lacking in features compared to the Mesa stack.

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