Based on my recent conversations at NAF there seems to be this dichotomy between Enterprise Architects (EA) and Solution Architects (SA) in terms the chances of success of SOA at a larger scale. Winning the hearts and minds of SAs is one of the  fundamental critical success factors for SOA implementation strategy to get off the ground.

Following is a link to my post on what Enterprise Architectss should do to win over Solution Architects in creating a working SOA strategy - http://blogs.msdn.com/hanuk.

Cheers,

hanuk