Pixel 2 XL screen blue tint likely caused by poorly applied polarizer

Here is why the Google Pixel 2 XL has that very noticeable blue tint whenever you tilt the phone just slightly: it uses a polarizer that seems to be applied so poorly that it causes this weird screen coloration.

Screen polarizers are generally a great thing: they allow you to see your phone display when you look at it with sunglasses on.

Google even bragged about this as an important feature of the Google Pixel 2 XL display during the official launch event:

"We've integrated a circular polarizer, ...