Because it is doing it within a closed time series that is located in the past. Like predicting what the weather was yesterday in areas with no radar. Cool, and

Because it is doing it within a closed time series that is located in the past. Like predicting what the weather was yesterday in areas with no radar. Cool, and useless. https://iopscience.iop.org/article/10.1088/1361-6382/ab5f3f https://iopscience.iop.org/article/10.1088/1361-6382/ab5f3f