I’m currently trying to set up a Flash Socket Server so I can experiment with some more interactive, live updating applications. I’ve found two free XML socket servers so far – Enhydra (a general purpose, open source socket server written in Java) and Oregano (an xml socket server geared specifically towards Flash, also in Java and open source) and I’ve also found this XML resource for general XML / Flash questions.
The journey has just begun. If you have examples of Flash apps using an XML socket server or resources, I’d be interested…