Putin is treating Obama like a pet.
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That is exactly what this quote really says:
Putin acknowledged that his "working and personal relationship with President Obama is marked by growing trust," which the Russian leader says he appreciates
Obama is America’s pet rock.
American’s bought a pet rock because it seemed so cool at the time.
Putin is letting everyone know only an idiot would buy a pet rock.
Putin is treating Obama like a dog he rescued from a shelter and is now in the process of training.