My experience with apple is that you should only use API calls that have been around for 5+ years, because everything else is essentially broken. For a company

My experience with apple is that you should only use API calls that have been around for 5+ years, because everything else is essentially broken. For a company that relies on GPU effects for everything, it's amazing how bad they are at supporting OpenGL. I remember a few years ago Valve basically wrote an open letter to Apple to fix their shit, and .. well you can play Portal now, but the state of OpenGL on OSX is still a disaster.