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.
tinker - formerly a person (traditionally a Gypsy) who traveled from place to place mending pots and kettles and other metal utensils as a way to earn a living. gipsy, gypsy, itinerant - a laborer who moves from place to place as demanded by employment; itinerant traders.