I was implicitly referring to [Typestates](http://cliffle.com/blog/rust-typestate/ http://cliffle.com/blog/rust-typestate/) as an example; the details will depe

I was implicitly referring to [Typestates](http://cliffle.com/blog/rust-typestate/ http://cliffle.com/blog/rust-typestate/) as an example; the details will depend on which generic patterns are used. I like the advantage they provide by catching incorrectly-configured hardware, but in practice, I don't think they're worth the application-side code complexity and learning curve vice using simpler APIs.