Adsense Secretly Doing Secret Things

Yes, Adsense is testing a CPA (cost-per-action) model; e.g., an ad where you get paid when a click-through generates a lead/sale as opposed to just getting paid for a click.

No, this doesn't mean that CPC (cost-per-click) is going away. I'm sure they just want to compete with the big affiliate networks like Commission Junction, Linkshare, etc.

Enhance the calm.

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