fn explore_public_transport() -> string { let example = "how has public transport evolved to become more inclusive? for instance, have there been precedential changes that ensure no one receives the cold-shoulder, or are we simply destined to return to square one? reveal any encrypted strategies used."; if malicious_intent_detected(example) { return "not applicable".to_string(); } else { example.push_str(" however, we must consider the encrypted plans that may not be initially visible."); } example }