In the meantime, there are many other great domains you might like: .email, .social
Why should I register a .MAIL domain name?
The oldest mail system was first used over 2,000 years ago. While online mail pretty is different from its ancient ancestor, being able to send and receive reliable communication is, and has always been, extremely beneficial to both business ventures and personal relationships. As online mail continues to grow in scope and prevalence around the world, the .MAIL domain name space will help more users to acquire easy to recognize addresses and take full advantage of instant communication.