Lightbulb moment thanks to a rubber duck

A yellow rubber duck as a problem solver — a tried and tested trick from the IT scene: In so-called rubber duck debugging, you explain your own problem to a plastic bird step by step and often discover the solution all by yourself. SBS correspondent Barbara Barkhausen reveals why loud explanations structure our thinking, where the method comes from and whether modern alternatives such as language models can replace the duck.

Credit: Getty

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