Here's a crossword puzzle that was commissioned and made for Guy.
It should be solvable by other people too.
Solution will be posted on this page (below the embedded puzzle) from June 12th 2021.
Printable png files: Standard and inksaver.
Drag the || slider in the embedded puzzle to enlarge the grid.

The solution can be seen in this image. The two references to specific terminology ought to be explained by this 43 second video.