The WebOS example is reaching. It's still an OS with local apps, just with a web technology stack to build the apps. It also has tight web integration, but it'

The WebOS example is reaching. It's still an OS with local apps, just with a web technology stack to build the apps. It also has tight web integration, but it's not overly different than using webviews in iOS or Android for local apps except that there was no native architecture language support initially. I don't think you can blame the HTML/CSS/JS toolset for Palms's lackluster market performance.