Love the idea. I think it would be even better if you could interact with the posts/videos in the dashboard instead of being redirected
Are you considering adding RSS too?
Feedboard is a Tweet deck style feed aggregator. You can add multiple feeds and display them in columns to have a birdseye view over all your stuff. Feedboard currently supports Reddit, ProductHunt, HackerNews, Substack, YouTube, Unsplash and more to come...