It is being diluted in multiple ways: 1. The author is "verbing" the phrase 2. The Collins definition starts like "intellectual property, esp. source code..."

It is being diluted in multiple ways: 1. The author is "verbing" the phrase 2. The Collins definition starts like "intellectual property, esp. source code..." I contend that (as does the free dictionary), in current usage, "open source" refers exclusively to source code. The author is using the phrase to refer to data, which is not the same thing. http://www.thefreedictionary.com/open%20source http://www.thefreedictionary.com/open%20source