One of the neat things about SOA (services-oriented architectures) is that they're supposed to promote reuse. It's long been one of the holy grails of software engineering; if you're going to have reuse, you need a place where you can store the assets that you'd like to repurpose.
BEA's announcement that it's buying repository provider Flashline as part of its SOA governance strategy reminded us that there's still confusion over what registries and repositories do.