iPhone 6 Plus Screen

As you probably know by now, the iPhone 6 Plus renders things differently than every other iOS device to date. (…), I wanted to better understand the impact of the downsampling. Can I construct a pathological case that makes the effect clearly visible to the naked eye? Is there a way to work around it in my code? – Ole Begemann

Pity I don’t have an iPhone 6+ to test his demo apps.