Tech

The Weird Coating That Could Save Your Next Smartphone

In 2009, the iPhone 3GS advertised an “oleophobic” screen to stop smudging. This is the next step.

1. This is a demo of the Ultra-Ever Dry coating, designed to repel liquid:

2. Like your smartphone screen, it’s oleophobic — it repels oil.

3. But it’s hydrophobic, too:

This particular coating isn’t appropriate for smartphones — it’s better for heavier hardware than glass. But it’s reasonable to expect that, at some point soon, waterproof and fingerprint-resistant electronics will be commonplace. And it’ll be in part because of super-slick coatings like this. You can watch the whole video here:

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