Note that many websites have their own advertising, unrelated to adware.
The More info blurb from within the program tells us that KeenValue collects alarmingly large amounts of personal data, displays annoying advertisements, and also can read third-party cookies and transfer that information back to the maker.
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Various variants of this stuff exist:
- Powersearch toolbar
- Incredifind adware
The PowerSearch toolbar is a customised version of Visicom Media's ?Dynamic Toolbar?, other variants of which are not known to be parasitic.