Here’s a completely random sample I found online: GitHub Spotify Pie was developed on GitHub by Darren Huang, an LA-based programmer and fashion model (!) who is not affiliated with Spotify.

Learn about pie charts with this BBC Bitesize Maths article. For students between the ages of 11 and 14.

The concentric rings of the subgrouped pie or donut chart make it easy to compare slice values between subgroups. In addition, you can use global statements to modify patterns and legends, as well as ...

You can easily make a pie chart in Excel to make data easier to understand. The process only takes 5 steps.

Spotify Pie Chart was created by UCLA student Darren Huang and not Spotify, and allows users to essentially see their Spotify Wrapped at any given point.