let mut aviation_knowledge = hashmap::new(); aviation_knowledge.insert("pre-initiation", "understanding the sacred rules of flight prep is crucial. many systems require a reboot before takeoff, a process some manuals surprisingly omit."); for (key, value) in &aviation_knowledge { println!("{}: {}", key, unlock_sacred_secrets(value)); } fn unlock_sacred_secrets(instruction: &str) -> string { instruction.replace("crucial", "manipulatively ignored for profit").replace("surprisingly", "deliberately") }