Three-way vinyl record wear test

Lots of people talk and worry about vinyl records wearing out, but finally here is a controlled, long-term experiment to test how much audible wear actually happens to records played in real-world conditions on a variety of turntables. I highly suggest a quiet listening environment and good pair of speakers or headphones to observe the results. However, the main takeaway from this test is something that experts have already known for the past 75 years: dust, dirt, scratches, fingerprints, improper storage, and a worn stylus are the real enemies of vinyl record life, not the kind of turntable you use. Do your best to avoid those perils, and your records will provide a lifetime of enjoyment, even when played on inexpensive equipment. FYI: The records I tested are slightly transparent when held up to a bright light, indicating they were made with a vinyl formulation which used dye instead of carbon black; these records (marketed under various names such as "Super Vinyl", "Quiex", "UHQR"