This is news way after the fact, but is "news to me" since I just came across this morning! I had heard that ARTS XML, the standards organization for retail industry was considering closer alignment with the OAGIS architecture. I looks like this conversation has begun in earnest:
http://tinyurl.com/5dz6md

At the recently concluded HR-XML Partnering and Integration Summit there was a presentation by a company that had opportunistically borrowed from HR-XML and ARTs in putting together a time-card integration. It will be nice when this can be done through having a common OAGIS architecture.