Spoiler, es para controlar la interpretación de cadenas que no sean números. Pero como siempre ocurre en la comunidad Rust, lo explican muy bien y muy detallado. Ideal para aprender.
Why does parse() require an except() or unwrap() method? from rust
El futuro tiene muchos nombres. Para el débil, lo inalcanzable; para el temeroso, lo desconocido; para el valiente, la oportunidad.
El genio se compone del dos por ciento de talento y del noventa y ocho por ciento de perseverante aplicación.
— Ovidio
Un hombre que se decide a hacer algo sin pensar en otra cosa, supera todos los obstáculos.
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