The github news feed includes notifications of comments, and there is a link that can be used to go to the comment page and also comment Ah, that would likely

The github news feed includes notifications of comments, and there is a link that can be used to go to the comment page and also comment Ah, that would likely infringe. They could easily get around this by removing the direct link to comment and having users view the comment thread before commenting. Or have a text box instead of a link, where the user would enter their comment directly in the news feed.