https://www.youtube.com/watch?v=Ab90tE1NbiQ
https://unix.stackexchange.com
https://unix.stackexchange.com/questions/23111/what-is-the-eval-command-in-bash
https://adele.pollux.casa/gemlog/2025-08-04_why_I_prefer_human-readble_file_formats.gmi
https://dsf.berkeley.edu/cs262/unix.pdf
https://datascientest.com/unix-tout-savoir
https://tinyurl.com/UNIXpdfcollection