Here's yet another reason to keep my Nexus 5 going for at least another year...
"A generation of users who have only ever used micro-USB to charge their phones and accessories have made a terrible discovery: not all USB-C cables are created equally, and some of them can do serious damage to your hardware. While you can always rely on the cables that come in the box, and should use those cables any chance you get, you probably need more than one. It's not obvious by looking at these cables which is good or bad, and the companies selling these cables on Amazon aren't all that interested in confirming their products are safe for the massive array of things you can use with USB-C."
This USB-C problem isn't going away anytime soon | Android Central
"A generation of users who have only ever used micro-USB to charge their phones and accessories have made a terrible discovery: not all USB-C cables are created equally, and some of them can do serious damage to your hardware. While you can always rely on the cables that come in the box, and should use those cables any chance you get, you probably need more than one. It's not obvious by looking at these cables which is good or bad, and the companies selling these cables on Amazon aren't all that interested in confirming their products are safe for the massive array of things you can use with USB-C."
This USB-C problem isn't going away anytime soon | Android Central