I cannot comment on the post "Harm in Nature vs. Nurture Debate".
- App Version: 22.214.171.124
- Device: iPhone 6s Plus
- OS Version: Version 10.0.2 (Build 14A456)
This is not a bug in the app. Since you don't have 50 reputation points on the site (History of Science and Mathematics), you cannot comment on posts (other than your own questions and answers).