+my $im;
+if (($ibx->{version} || 1) == 2) {
+ require PublicInbox::V2Writable;
+ $im = PublicInbox::V2Writable->new($ibx);
+ $im->{parallel} = 0; # pointless to be parallel for a single message
+} else {
+ $im = PublicInbox::Import->new($git, $ibx->{name},
+ $ibx->{-primary_address});
+}