This is a great list. As OP is possibly interested in tools as well, here are some of the tools I use for some of them in this list. 1. bookmarks: pinboard.in

This is a great list. As OP is possibly interested in tools as well, here are some of the tools I use for some of them in this list. 1. bookmarks: pinboard.in / chrome plugin, add bookmark - add any relevant tags 2. backlog: todoist.com with tagging 3. speed read: beelinereader.com / found this to be useful but didnt use that often 4. reading offline: kindle 5. watching videos faster: video speed controller from chrome store