My unibody/pre-retina mid-2012 is still getting them (and I'm still using it, because it's the last/best machine that still had a truly matte screen!), so you'r

My unibody/pre-retina mid-2012 is still getting them (and I'm still using it, because it's the last/best machine that still had a truly matte screen!), so you're probably safe for a few more cycles.