Evils is in details. After many years of programming, now i don't care much about "best practice", what i care is in the details. In Rust, it's how i take care

Evils is in details. After many years of programming, now i don't care much about "best practice", what i care is in the details. In Rust, it's how i take care of memory usage of every variables. Or, write the most ugliest code that works the most performant as possible.