Directories

Read these 2. It's all you need to read to understand the diretories of the Linux filesystem.

• https://www.thegeekstuff.com/2010/09/linux-file-system-structure/
  • https://www.youtube.com/watch?v=HbgzrKJvDRw
• https://www.howtogeek.com/117435/htg-explains-the-linux-directory-structure-explained/

Misc

• https://askubuntu.com/questions/443645/starting-bash-from-usr-bin-env-or-bin