... a cross-platform way to integrate the web ... with the desktop ... while users have the choice to use their favorite web apps in their browser, on their desktop....
"Prism is a simple XULRunner based browser that hosts web applications without the normal web browser user interface. Prism is based on a concept called Site Specific Browsers (SSB)."
Prism "I've seen talk of MS Silverlight and Adobe AIR. People talk them up like the future of web applications or something. I don't know much about them, but I almost completely certain I don't want anything to do with them."
simple XULRunner based browser that hosts web applications without the normal web browser user interface. Site Specific Browsers (SSB). An SSB is an application with an embedded browser designed to work exclusively with a single web application.