I really shouldn’t do this but I came across this one when for some reason I was directed to the USA Amazon site which seems to have different content, on books and music at least, from the UK version. Because of what is already widely known in the USA, I was flattered to get the Transatlantic thumbs up

https://www.amazon.com/product-reviews/1847973906/ref=acr_search_hist_5?ie=UTF8&filterByStar=five_star&showViewpoints=0

The reviewer doesn’t mention that there are 90mpw training samples in the book in addition to much lower volumes.