People seem to be very excited about the Realtime web at the moment, and all the opportunities that exist. However, for all the potential, everyone seems to be thinking of the same old examples of usage.
What it doesn't have to be
The real time web is not about adding chat on your website. It's not really about having stock tickers. It isn't about providing a page where people can continuously see something happening in real time. It isn't really about little multiplayer games. At least, it doesn't have to be.