Kudos that you looked at the license file and for bringing our attention to the fact that it is not, in fact, OSS. That is independent the fact that his commen

Kudos that you looked at the license file and for bringing our attention to the fact that it is not, in fact, OSS. That is independent the fact that his comment used non-parsed Markdown. Negativity about his claim that the software is "a free and open-source web app framework" would have been acceptable, but IMO your factual comment "FYI: Not open-source:" did the job even better.