Because they just have their own brain chemistry as the basis of it whereas the above comment clearly states:
Rust has proven empirically that the tradeoff between performance and safety doesn’t need to exist.
Which is truth. And it’s much easier to base a coherent argument on truth rather than vibes.
That’s just completely wrong. Just try e.g. replacing the journald backend with the old text based syslog, and not only will you discover that is possible (which directly contradicts what you just said), it’s also easy!