Just because it is now possible to deliver any application using any user interface, into a browser over the internet, does not mean that in doing so a Service Provider will be able to profitably deliver that application to a chosen class of users – at massive scale.

Profitable delivery of Software as a Service (SaaS) requires a transformation of the architecture, as well. as an understanding of the nature of the application to be delivered and a determination of how appropriate that application will be with the SaaS delivery model.