Ditching X and breaking legacy support for existing apps does have the added benefit of forcing developers to accept a standardized look & feel and maybe rethin

Ditching X and breaking legacy support for existing apps does have the added benefit of forcing developers to accept a standardized look & feel and maybe rethink their GUI layouts. If Google imposes some strict UI design guidelines and offers a good UI toolkit they may be able to really raise the bar on OSS UI design for ChromeOS.