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TfL's AI Tube Station experiment is amazing and slightly terrifying: Mind the Orwellian Surveillance Apparatus
(takes.jamesomalley.co.uk)
This is a most excellent place for technology news and articles.
They missed a trick on the opening sentence:
"If you want a vivid illustration of just how transformative Artificial Intelligence (AI) is, and how quickly it has already changed the world, imagine a foot stamping on a human face. Forever."