HN loves playing "obligatory contrarian" so often commenters will go to lengths to find faults
there is nothing wrong with Go; it delivers on its promise, you don't need to be a genius to use it, has good community support, and you can get access to a large and decent job market
Rust is a great tool but isn't as purpose-suited to network services as Go
Zig is even less purpose-suited to writing network services and won't be at Go's level of maturity for years, if ever
If a backend dev could only know one language in 2023, it would be hard to go wrong with Go