Meta Search -or- Meta Ads?

FYI...

http://searchenginewatch.com/sereport/print.php/34721_2163821
"...What people may not realize is that many meta search services are now also bringing back paid placement listings and mixing these in among the more traditional editorial-style results that they retrieve. In fact, a Search Engine Watch survey shows that some meta search services are providing results where more than half of their listings are paid links...
- Top Picks - Both Ixquick and Vivisimo both stand out from this survey as "editor choice" selections...Paid listings do not crowd out listings from the major search engines. They are non-existent at Vivisimo and fairly limited at Ixquick..."

-