Fail fast, fail often isn't just about the business. It's about code too. If the palindrome function does not support unicode correctly, it can: 1. Try to f

Fail fast, fail often isn't just about the business. It's about code too. If the palindrome function does not support unicode correctly, it can: 1. Try to function anyway, return true/false even without a real match 2. Detect unicode and always return false 3. Throw an exception It would be best to throw an exception. Why is a function that doesn't support unicode being called with unicode input? That's the real error.