User blog comment:DaNASCAT/Technical Update: June 5, 2012/@comment-1656630-20120607181744/@comment-13301-20120607202104

What?

You shouldn't have been deleted all the options already present in our preferences that let us choose from what namespaces to search by default.

Search by "all" namespaces, or only main content is very inferior compared to the power of fine tuning every namespace we want to search.