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This site "taglol.com" exploded in traffic over the last 3 months... See here:
I'm thinking they might be buying traffic on a PPV pop under network like adbrite.com, clicksor.com and/or adcash.com.
I do not believe they just magically started getting such a huge increase in traffic via SEO.
Yet, I simply do not know. I'm hoping you can figure out where they are getting their bulk traffic from....