Standardisation is a commitment, and rust's stdlib is deliberately lean to allow that commitment to be very strong (long-term stability). If in doubt, just use

Standardisation is a commitment, and rust's stdlib is deliberately lean to allow that commitment to be very strong (long-term stability). If in doubt, just use Tokio. It's much more widely used, has been around longer, has a history of solid engineering, didn't choose to put "std" in its name and race to 1.0 to fool people into thinking it was mature, ...