The author set out to create an easy way to do simple plots and was frustrated by the limitations of chart.el in Emacs and nonsensical axes seen on Google Finance charts until 2021. They decided to implement a new chart library and introduced headers for easy customization of plots. They compared the convenience of generating data on a web server to interactive data manipulation in Emacs, highlighting the appeal of tools like Excel and Jupyter Notebooks. The author also mentioned their implementation of gradients using SVG compared to the PHP library, showcasing their attention to detail and unique approach to creating charts.
https://lars.ingebrigtsen.no/2024/06/26/a-new-package-for-making-charts-in-emacs-eplot/