Here's how to make maps nowadays!

[Unappetizing]

This might be trickier than I thought...

[Neonstar]

I've merged the Forge tutorials with timestamps here if it may be helpful to some people. (I found that attempting to play them in a modern player results in the videos being converted, but also inflated to stupidly large file sizes in the gigabyte region, and this may be better than separate videos if someone prefers)

https://www.youtube.com/watch?v=E8yqfvNc0HM

[Crater Creator]

Still a great resource for newbie mapmakers - thank you.