Ok thanks for the explanation! I read through the tutorial and it looks like a fun project to get started in.
One thing also for readers is that https://dwtkns.com/srtm30m requires an account with https://urs.earthdata.nasa.gov to download tiles.
One thing also for readers is that https://dwtkns.com/srtm30m requires an account with https://urs.earthdata.nasa.gov to download tiles.