my $folder = new Mail::Box::POP3 ... my $message = $folder->message(10);
See SYNOPSIS in Mail::Box::Message
A Mail::Box::Net::Message represents one message in a folder which can only be accessed via some kind of protocol. On this moment, only a POP3 client is available. IMAP, DBI, and NNTP are other candidates.
See DESCRIPTION in Mail::Box::Message