D3 Mastering Data Visualization in D3 Useful Links https://stackoverflow.com/questions/26882631/d3-what-is-a-bisector https://www.intothevoid.io/data-visualization/understanding-d3-data-vs-datum/ https://github.com/d3/d3/blob/main/CHANGES.md https://github.com/d3/d3/blob/main/API.md