SOA moving beyond the triangle

If you are a serious developer working on to solve the real world customer problems and if you missed this SOA buzzword, don't worry, all you have to learn is this triangle: Registry at the top and publisher to the right and consumer to the left.

Then,before continue your work,you might might want to check this page-
http://www.tbray.org/ongoing/When/200x/2004/09/21/WS-Research

-Uday.