使用Phonegap进行本机应用程序开发

I recently came across Phonegap. Have anyone of you tried it. Its an incredible tool which claims that developers can use HTML 5 based framework like Sencha touch and Jquery at the same time having access to native features on phone. Also the code is portable from Android to Iphone with some effort. Before I plunge into it I want to know what is forum's experience with Phonegap. What are the pain points and is it really scalable for enterprise level application development.. Have anyone of