Open Source Is the Big Disruptor

“Gartner declared open-source software the biggest disruptor the
software industry has ever seen and postulated it will eventually
result in cheaper software and new business models.

“Open-source products accounted for a 13 percent share of the
$92.7 billion software market in 2006, but should account for 27
percent of the market in 2011 when revenue is expected to be $169.2
billion, according to Gartner research…”