In my opinion, its pretty safe. I think experimental means the api is still in transition, so future releases, there for warning us that we may have to change the way we have coded it. Having said that, deprecation takes a while, which means plenty of time to adjust to the new apis.
Brandon Donnelson http://gwt-examples.googlecode.com -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To post to this group, send email to google-appengine@googlegroups.com. To unsubscribe from this group, send email to google-appengine+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.