It could look something like the following plot from `01-timeline.ipynb` (though doing the area plot with step function could be difficult with hvPlot) <img width="347" alt="sum(-:count) | sum(+:count)" src="https://github.com/user-attachments/assets/ef0c8789-84f7-4da0-82d9-4bdc0e93932a"> Would it need overlay `(plot1 * plot2)`, or one plot below the other `(plot1 + plot2).cols(1)`
It could look something like the following plot from

01-timeline.ipynb(though doing the area plot with step function could be difficult with hvPlot)Would it need overlay
(plot1 * plot2), or one plot below the other(plot1 + plot2).cols(1)