Not sure how to link to it, but it's on the Golden Gate Bridge reviews. Review by LMD241 on July 4, 2012. Now that I re-read it, I think I see what they mean, but I mis-interpreted the first time: Reviewed July 4, 2012 NEW.
The Fisker Karma is a premium plug-in range-extended electric[5] luxury sports sedan produced by Fisker Automotive in 2012.
The definition of a tinker is a person who can make minor repairs, an unskilled worker or a clumsy worker. A gypsy is an example of a tinker. A repairman is an example of a tinker. To tinker is defined as to play around with something, or to try to change or fix it.