Though the Applet based UI for an xMII application is quite nice to look at it misses out on all the pizzaz and jazz that a Flex based UI can offer. Here is a very beginner level video blog which shows you exactly how one can consume xMII services in Adobe Flex to create enchanting UIs.
Link to Video
Have you used any alternative UI Technology with xMII ? If you have, what have you used and how have you done it ?
Special thanks to Eddy de Clercq and Craig Cmehil for their support and suggestions.
You can find the Code that I used for this Video in this Code Snippets Wiki Entry :