> if you show just one letter even for non-risky recovery attempts, why bother? It can't possibly be of any significant help to the users. It's of much help to

> if you show just one letter even for non-risky recovery attempts, why bother? It can't possibly be of any significant help to the users. It's of much help to me. I use different email addresses for different services, and any help the service can give me to ensure I'm giving it the right email I use on it is helpful.