"Amid the convergence of technologies across the IT stack, a host of products emerging from the world of open source, XML, and Web services are challenging traditional notions of open solutions.
"IBM, Apple Computer, Microsoft, Sun Microsystems, and Nokia are passionate about their 'open' mantra in the quest to address interoperability concerns. But the strategy itself is under threat of collapsing under its own weight.
"While many vendors ascribe to all the right Internet-based open standards, layers of proprietary technology that limit a company's ability to build a genuinely open infrastructure can lurk beneath the surface..."