You'll really know if this content was useful by deleting it and seeing if there's an impact later. Like others said, you can get it back, but I doubt you'll se

You'll really know if this content was useful by deleting it and seeing if there's an impact later. Like others said, you can get it back, but I doubt you'll see the need. As a way to reduce the content you consume, give preference to what has lasted more than 10 years already. You won't be as current, but much of the new stuff isn't built to survive anyway.