Another thought to the difference in email and news aggregators; If I want to read a blog post later (but am busy now) I need to mark it in some way to rememb

Another thought to the difference in email and news aggregators; If I want to read a blog post later (but am busy now) I need to mark it in some way to remember to get back to it later. My email inbox, on the other hand, keeps it there for me till I read it.