Traveling backwards and forwards in time is a common trope that appears often in science fiction. However, as we enter the holiday season, I find myself contemplating a famous time travel story…

Qiskit is an open-source quantum computing framework developed by IBM. Readers can find documentation, tutorials, and community resources for learning about quantum computing concepts, quantum algorithms, and quantum programming. Additionally, they can learn about quantum hardware, quantum simulators, and applications of quantum computing in research and industry.

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The article explores the possibility of the story of Scrooge from 'A Christmas Carol' happening in a universe with quantum time-loops. It discusses the effects of the visits from the Ghost of Christmas Past and the Ghost of Christmas Present on Scrooge, and the paradox involving the Ghost of Christmas Yet-To-Come. The article also mentions the concept of self-consistency in resolving time-travel paradoxes.

A Christmas Closed-Timelike-Curve: Could the story of Scrooge actually happen in a quantum universe?