Message edited by: riogd (just to stand by till the post is deleted per my request)
The only updates on js.com (which I thought was a secret ) is the windows versions of Spark. The linux and mac versions are only with the offical releases, since all Jive employees (except those marketing people, they love the blue background of Macs) run on Windows.
(which I thought was a secret )
Forum is a perfect place to keep secrets