The ethics of computer science: this researcher has a controversial proposal
nature.com
nature.com
Using this for peer review process adds another layer of subjectivity to an already messy system. What if the peer reviewer doesn't agree with the negative consequences? Also the big companies can use their researchers to block papers with negative consequences they don't like.
On the other hand, I really hope that people keep working on the ethics of using machine learning techniques. Maybe set up ethics bodies with real power like the engineering and medical professions?