PJCNET

ScreenSwarm uses virtually the same system as Free Traffic Bar, except instead of viewing Ads using an Ad bar on your Internet browser, you view Ads using a ’screen saver’ provided. As with Free Traffic Bar you view Ads in exchange for other people viewing your Ads.
As a free member you only get a 4:1 [...]

There are lots of good free Traffic Exchanges out there, they all allow you to surf other peoples sites, in exchange for other people surfing yours.
Traffic Mate 2 appears at first to be a reasonable traffic exchange with a very healthly sign up bonus of 20,000 free credits. The surf ratio is fairly avarage at [...]