Someone shared this on Maverick Hifi, thought worth copying here. Really interesting video, if nothing new really discovered:
View: https://youtu.be/6iohmhZWDNo
He shows what he's using at the beginning of the video.Meaningless without naming repro equipment. Vinyl with an AT95 or a Koetsu signature? Cassette on a Walkman or a Nak? But I guess he gets clicks so that's OK.