Where are the girls :P
We use Nginx proxy servers and JNode for chat in production for well over 100's of thousands of people a day. But I have live naked women on cam ...
Chat in itself is not a profit center but a auxiliary function to a larger marketing program that creates the need.
If this chat is your ''steak'' you have no ''sizzle'' to sell
The sizzle and taste sell the steak -- without it it is just a piece of beef.
So what is your angle: a defining need?