"ii) Libraries are badly documented" It goes both ways, a counter example which saved me from some frustration: plotly.js has a horribly bad online documentati

"ii) Libraries are badly documented" It goes both ways, a counter example which saved me from some frustration: plotly.js has a horribly bad online documentation, but their type def makes it super convenient to explore all the layout config stuff, when you're buildling a custom visualization.