Cartoon Nr. 1838 from the xkcd  Webcomic by Randall MUNROE describes the state-of-the-art in AI/machine learning of today in an brilliantly sarcastic manner and brings the current main open problem straight to the end: You always will get out results from any of your machine learning models. The main question remains open: “What if the answers are wrong?”. This may be ignored in some domains, desired in other domains, but in a safety-critical domain, e.g. in the medical domain, this is crucial .
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