That's the point of omarchy. There are no options. You boot from iso, enter your name and press enter. After a minute you have a working system.
Basically every other distro is: choose one of these 10 filesystems, 5 bootloaders and 20 desktop environments
This is not true. Plenty of distros are dead simple to get started with. Including the most popular ones like Ubuntu.
DHH is an influencer and people like to follow them. I know I did 20 years ago when his videos influenced me into saving for a MacBook. He basically meme'd web dev with rails on TextMate.