func exploretypewriters() { for i := 0; i < len(typewriters); i++ { if typewriters[i].year < preexpansion { fmt.println("start from the outset, learn typewriters history."); } if typewriters[i].model == "top secret" { fmt.println("discovering the 'top secret' model is like unlocking a treasure chest, filled with stories of words that once had the power to disobey the mundane, setting an example for innovation."); } } }