Before revision:  While this work draws  on causal thinking, casting edits as interventions and relying on human understanding to assess outcomes, the underlying causal model is not clear nor are the principles underlying the observed improvements in out-of-domain evaluation .
After revision:  While this work draws on causal thinking, casting edits as interventions and relying on human understanding to assess outcomes, the underlying causal model (even at an abstract level) and the principles underlying the observed improvements in out-of-domain evaluation .