On April 11, 2007, Bruce Caron gave a presentation on the DIAL technology at the Education and Outreach Colloquium of the Earth Sciences Division at GSFC. Simultaneously webcast, the presentation walked the audience through the advantages of using DIAL for data-rich application development.
The talk presentation is now on the GSFC website:
Education and Outreach Colloquium, Bruce Caron

You can link directly to the presentation (as a PDF file) here:
DIAL GODDARD PRESENTATION [PDF]