Did I miss something or is the answer to this question harder to track down than it should be? As documented in the 'BizTalk Server 2006 Installation Guide - Multiserver.doc', Document Explorer 2005 is a dependency for the BizTalk 2006 documentation. So the operations team on my current engagement asks me where it comes from... and I respond that that is a good question and that I'll have an answer for them in a couple of minutes. After a few tens of minutes I've inferred that it is part of the Visual...