Rhodes is the only way to write a mobile application in Ruby. This cannot be done with titanium or any other structure. Rhodes (and PhoneGap, for that matter) emphasize written interfaces with HTML5 and style libraries such as jQuery Mobile and Sencha Touch (but still, it is NOT a web application to create your own application). Titanium creates its own user interface abstractions and does not allow the use of such style libraries. We believe that using HTML5
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