I saw a comment stating that it charges 45$ for Zorin OS Pro, which is basically the normal OS but with some open-source software installed on it (Blender, Kdenlive, Audacity, etc.)

“Omg Linux is so hard!!” Meanwhile Windows:

Question for a the Fight Chat Control website: My country’s primary language is not English, do I need to translate the e-mail?

In some ROMs at least, unknown sources for specific apps is not in the developer options.