while (my $connection = $listen_socket->accept)
{
    my ($pid, $line, $in, $out);
    pipe $in, $out or die $!;
    if ($pid = fork) {   
        close($out);
        warn localtime(time),
             " Connection recieved ... ",
             $connection->peerhost,
             $/;
        $connection->close();
        # microsleep till the kid's awake
        do { select undef, undef, undef,.001} until kill 0, $pid;      
        while(<$in>){$_ =~ s/a-z/A-Z/i;print $_;}
        close($in);
    }
    elsif (defined $pid){
        close($in);
        $listen_socket->close;
        while(<$connection>){print $out $_;};
        close($out);
        exit 0;
    }
    else {
        die "Error while forking: $@" unless defined $pid;
    }
}