Quantitative trading is also much more sophisticated than algorithmic trading, which relies more heavily on traditional methods of analysis and uses fewer data sets. How to become a quant trader ...

For example, this chart from a study on data sources used for COVID data visualisation shows hundreds of categories in one pie. A pie chart with dozens of categories.

Here’s an amazing chart that shows the S&P 500 and each round of Quantitative Easing. It was created and shared by the excellent @trade2day1. The chart is color coded to show every major QE program.