Well, he mentioned developers and I'd like to think for the majority of developers those few extra steps wouldn't present a major challenge. Also the hardware is 100% supported when using a linux kernel optimized for pixel - https://github.com/raphael/linux-samus.
I use a Chromebook Pixel as my daily driver, and after wrestling with issues (e.g. no sound) I just went back to Chrome OS. You can see that others are having similar problems with that kernel: https://github.com/raphael/linux-samus/issues
