Places copies Yelp data? Beyond the shallow article and the sites themselves, it is not obvious for the places I frequent. We are not given details about what Google was allowed to crawl, scrape, or otherwise. Google has millions, for any given site, of records that it will display through its search or otherwise.
Gruber's claims against Google Plus and Offers are him merely grasping at straws and trying to paint Google as bad guys. What exactly is he or "his audience" claiming against these properties?