Two Internet technologies are not going to fade out any time soon: Web Services and XML. Neither of these technologies is terribly new. Web Services came about in early 2002 and the initial XML draft hit the table in 1996. Here's an executive's overview of what they are, what they do, and why they are important going forward.
The past few years have left no shortage of 'must have' technologies that promise to reduce costs and increase productivity. This, of course, is not a new phenomenon. A faster motor, a hotter torch, a bigger truck- these advancements sell themselves. The trouble with high-tech breakthroughs such as Microsoft's .NET architecture, XML, Web Services, and so on is that only the high-tech folks know what any of it means.