Research May 2006: Which Emerging Technologies Make Sense For Your Company? "And we're still a decade away from the Semantic Web, according to Charles Abrams, a research director at Gartner. So how can 8 percent say they've adopted it? Abrams suggests that they may be using some XML-based specifications that involve semantics. Or maybe, says Parkinson, "They don't know what they are talking about.""
The graph shows 8% deployed, 10% testing and 25% evaluating/tracking. This makes it about as popular as Linux on the desktop and Grid Computing.