06:33 <@mst>   $self->register_source($_ => $self->_journal_schema->source($_)) for $self->_journal_schema->sources;


$resultset->delete and other bulk ops
  - in DBIC space? need repeatable reads to be safe
  - otherwise can we get it in the same expr?

$history->restore;
$changeset->rollback; # all up to this point?
$changeset->reverse; # only this one
