Article
Why Comment Sections Are a Marketing Channel Now
7 July 2026

Ryanair jokes about its own legroom before a passenger can, Duolingo's owl threatens users about missed lessons in the replies as often as it does in a scheduled post, and Wendy's has spent years replying to strangers with the same deadpan roast energy it uses on competitors. Interestingly, none of that happens in the original post, it happens underneath it; in a space most brands still treat as an afterthought.
Treating that space as an afterthought is getting harder and harder to justify. For a growing number of companies, the comment section has quietly become the most visible expression of brand voice, more read, more shared, and more scrutinized than the post sitting above it. However, the data suggests most brands haven't noticed yet.