I've been following the USB-C power delivery for some time. HP has one, but they disabled the ability to charge it from another PCs USB port because they can't trust other manufacturers didn't mess up the standard. Google Pixel, obviously perfect compliance with the spec. I am currently on thinkpad X230 with Debian Linux and W8. haven't booted into W8 for more than a year now. I wish the X260 had USB-C