eval { require PublicInbox::V2Writable };
die "v2 requirements not met: $@\n" if $@;
my $v2w = $im // eval { $ibx->importer(0) } || eval {
eval { require PublicInbox::V2Writable };
die "v2 requirements not met: $@\n" if $@;
my $v2w = $im // eval { $ibx->importer(0) } || eval {