$ cargo run Compiling gui v0.1.0 (file:///projects/gui) error[E0277]: the trait bound `String: Draw` is not satisfied --> src/main.rs:5:26 | 5 | components: vec![Box::new(String::from("Hi"))], | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Draw` is not implemented for `String` | = note: required for the cast to the object type `dyn Draw` error: aborting due to previous error For more information about this error, try `rustc --explain E0277`. error: could not compile `gui` To learn more, run the command again with --verbose.