For disambiguation, this project is also not implying the following:
Om - this is not a flavour of Linux oriented to Meditation.
Maku - this project is not associated with the city in Iran.
Oma - this project was not created by a German grandmother. DHH is a man from Denmark.
You don't prove a point by being silly about random tokens out of context.
"kub" in the context of tech, specifically tooling for a developer of web tech, it's better to avoid using names that have similarities to tools they don't touch.
It's good marketing because it's good UX.
You can continue your pedantry if you like, the context of our tooling is what it is, and no sort of absurd reductionist argument is going to change that.