This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
David Fitzgibbon
davidfitz.dev
did:plc:7izqzye3lffwjbjfxnesxe5k
Took me a little while to get it, but fun!
Also had to do some fudging because of JavaScripts decimal hijinks!
https://codepen.io/loficodes/pen/pvjYabQ/c7119385d03d7e05762e408ffb462c03?editors=0011
2025-09-08T09:48:37.405Z