YouTube users often "like" comments to bookmark useful, funny, or interesting remarks, but there's currently no way to revisit these liked comments later. This creates a gap in user experience, as people may want to refer back to them—whether for advice, entertainment, or community insights.
One way to address this could be by adding a "Liked Comments" section under YouTube's "Library" or "History" tab. This would work similarly to the existing "Liked Videos" feature, displaying a chronological list of comments users have liked. Each entry could link back to the original video and comment thread for easy access. Advanced filters (by video, channel, or date) might be added later to help organize the list.
This feature could serve several groups:
From a technical perspective, YouTube likely already tracks liked comments, so displaying them would be relatively simple. For users, it would add a small but meaningful quality-of-life improvement, similar to Reddit's saved comments feature. A minimal version could launch first, with optional premium filters or organization tools for YouTube Premium subscribers.
While not a direct revenue stream, this could increase engagement and time spent on the platform—valuable outcomes for YouTube. Testing demand through user surveys or a limited prototype could validate the idea before full development.
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