Since you mention that it's been developer designed - Ryan Singer of 37signals gave a really great talk at WindyCityRails on how developers can build better UIs

Since you mention that it's been developer designed - Ryan Singer of 37signals gave a really great talk at WindyCityRails on how developers can build better UIs that you might want to check out: http://windycityrails.org/videos#4 http://windycityrails.org/videos#4