https://consumerist.com/2017/10/27/raiders-of-the-lost-walmart-uncover-ancient-and-mysterious-12-year-old-gps/

Back in 2005, you needed a standalone GPS device if you wanted a disembodied voice to yell at you when you made a wrong turn. Before smartphones existed, a pocket-size GPS device that was small enough to be convenient for motorcycle and bike use was novel and useful. However, such a device available on the shelf at Walmart in 2017 isn’t so impressive. It’s also not much of a deal.

Reader Patrick is one of the Raiders of the Lost Walmart, a brave team of retail archaeologists who comb through the electronics sections of big-box stores to find gadgets that aren’t just obsolete or just plain old, but are also comically overpriced.