Alex Williams at ReadWriteEnterprise on a Lucene Revolution presentation of IDC senior analyst Hadley Reynolds – A Search Market Craters - Welcome to the App Diaspora:

"After the collapse of the economy two years ago, a market force took effect that has led to the "cratering," of a small but telling sector of the enterprise search market.

The story demonstrates how open-source technologies are now more than alternatives for enterprise search. They are the norm."

(Via digitalassetmanagement.org.uk)