Thanks, I'll have to look into how GUIs in Rust work then; that sounds utterly bizarre to me :) I thought you could take references to things in Rust. Also, in

Thanks, I'll have to look into how GUIs in Rust work then; that sounds utterly bizarre to me :) I thought you could take references to things in Rust. Also, in particular, I don't understand why you'd want to use closures -- inherently reference-y -- when everything else is (I guess?) a non-reference plain value.