I think the "one thing that's not like the others" in the article are the crazy-high rankings of Britain's top schools. Universities are a bit of a self-perpetuating reputation scheme, and the UK has been punching well above its weight in that department. Having worked with all Europeans, I can't say that I found the British to be skill or preparation outliers. Maybe just a little above the mean? Speaking English nat…
If you look at, e.g. universities by number of papers at neurips (ok, just one measure, but related to the AI boom), none of the UK universities crack the top 10; Oxford comes in at 12th, Cambridge at 18th, and Imperial isn't even on the list: https://www.reddit.com/r/MachineLearning/comments/185pdax/d_...