Maybe I'm too nitpicky, but I wish that, out of the 8 times that they write "the oldest printing presses", they would at least once mention that these are the oldest (known) surviving printing presses, just to avoid anyone getting a wrong impression. Actually, they're not even the oldest in Belgium by a long margin, according to Wikipedia ( https://en.wikipedia.org/wiki/Global_spread_of_the_printing_... ), the first…
It’s also a very western view - block printing was a thing in China well before this. I don’t know, but I suspect there are older surviving presses there or in Asia more generally.