Over the weekend TechCrunch's Michael Arrington confronted Offerpal CEO Anu Shukla at a conference panel, claiming that "scams" regularly appear in the mix of ad offers the company serves to major social game publishers like Zynga. The confrontation lead to further blog posts from both Offerpal and Tech Crunch, as well as other parties involved in the industry. Just as Zynga's role in the ad offer economy on Facebook came under scrutiny, Zynga co-founder Andrew Trader disclosed to the San Francisco Chronicle that "almost half" of all Zynga revenues are generated by ad offers.
Trader's disclosure comes on the same day that Zynga CEO Mark Pincus issued a post on his personal blog, apologizing to users for poor-quality offers that may have appeared in Zynga games and assuring them that one of the worst offenders (cited by Arrington in his first post), Tatto Media, had been permanently banned. Peanut Labs took advantage of the controversy to poll a sample users in its Facebook publisher network regarding virtual goods, finding that users preferred filling out rese