I would try to copy the usability of macOS/Windows as much as possible without being different for the sake of being different. They should never have to look at the command line if they don't want to.
These are solved problems.
I recommend watching Undone especially if you liked Bojack Horseman; it's created by the same guy.
You can stream it for free here: https://hydrahd.com/ or check out the c/piracy wiki for one that suits you.
I actually disagree.
I'm consistently impressed whenever I have auto-subtitles turned on on Youtube.