Yup. We use it in our Backbone.js app to allow users to open links in new tabs and for changes in those tabs to propagate back too. For me it is awesome to use

Yup. We use it in our Backbone.js app to allow users to open links in new tabs and for changes in those tabs to propagate back too. For me it is awesome to use PushState and LocalStorage in a client side app and all the while the user thinks they are using a "traditional" server side app.