The Police Chief of Long Beach has confirmed that his department's policy is to detain photographers who do nothing more than take pictures in public places, and that he neither has, nor plans to implement, any guidelines for these detentions. He classes photography with other "suspicious activity" such as "attempts to acquire illegal or illicit biological agent (anthrax, ricin, Eboli, smallpox, etc.)" and "In possession, or utilizes, explosives (for illegal purposes)."
The Google+ launch, however, overshadowed three recent smaller announcements that are arguably far more significant. These point to massive shift in the kind of data Google is factoring into its algorithm. And these refinements come just as the search engine is being increasingly criticized for being gamed into delivering lower quality results. Together they reveal a company that is serious about social signals.