The "peak of perfection" does not support even just European languages, not having full coverage even for Latin scripts. But it's a "love letter for the golden age of computing", and the golden age had massive problems with scripts for languages other than English, so maybe it's intentional.
https://usgraphics.com/static/products/TX-02/datasheet/TX-02...
What percentage of monospace text on the internet uses random obscure glyphs? This isn't really a practical problem.
Hey, Berkeley Mono supports most Western European languages, can you tell me what's missing? I can add it. Btw, the tagline is about the aesthetics. :)