<A target="_blank" href="http://www.wissel.net/blog/d6plinks/SHWL-7KMD47">Stephan H Wissel offers some tips</A> on upgrading your Domino Domain to 8.5x and the new Domino web2.0 application xPages. Luckily you don't need to wait for a wholesale upgrade of the entire Domino infrastructure. You just need to add one R8.5 server.