After searching for legit ethereum staking-guides, the best proved to be EatTheBlock's demonstration via YouTube. Although I attempted several times, I think I finally set-up a test validator as of today (12/22/2020); I'll post his tutorial within a blog-post I plan to release within the next few weeks- for now, enjoy this gist and my corresponding sreencast via YouTube!
mkdir prysm && cd prysm
within a dedicated subdirectory (eg: '/home/alexanderjsingleton/shinebox').