If you are reading this, you may know it is in the "General" category. It has been around for a LONG time, and I found an archived version of it from 2011, it was the oldest one I could find. here it is-https://web.archive.org/web/20110204032004/https://powdertoy.co.uk/Discussions/Categories/Topics.html?Category=6#expand]   Clicking that will bring you back to 2011. THere aren't many clickable threads, but This gives you an idea f how it looked like.