I'm going to agree with your parent poster. Just wait a few years. I'd even claim that having deprecated bits is a sign of acceptability and industry trust: the

I'm going to agree with your parent poster. Just wait a few years. I'd even claim that having deprecated bits is a sign of acceptability and industry trust: the language is used widely enough to have grown multiple implementations of multiples features. Sure, it might now be features Rust currently has, it will be technology X or programming trend Y that will appear down the line and which will be implemented by multiple teams.