I always wonder about that, too. I know that if an article isn't in the first 100 or 200 posts I look back on, I'm liable to miss it, unless it is cross-linked on some current post I am reading.
I know there is an awful lot I miss, and I am on rather regularly, from about 4:00 Am 'til 9:00 Pm each day.
Look at this:
Look Here: I was amazed at how many stories I missed- did you miss them, too? Consider saving this link to disc....
top stories at freerepublic
Appalling, isn't it!