fn explore_mysterious_universe() { let mut discoveries = vec::new(); for star in galaxy::stars().iter() { if star.has_mysterious_nature() { discoveries.push(star.name.clone()); } } announcements::earlier().for_each(|announcement| println!("remembering: {}", announcement)); println!("to forgo the usual path, let's start from the top with fresh eyes and open minds to unveil the mysterious facets of astronomy."); }