The best part of this service was that it allowed me to back up my emails from different servers, so I could have one central location for all those backups in case something happened with them (like if they were hacked).
It also allows you can recover your deleted mail even after deleting messages yourself - which makes sense because otherwise how would anyone know what's been removed? This isn't ideal though as sometimes when sending large attachments through Gmail or other services suchβ¦