The "favourite question" system is useful for marking questions that you want to go back to, or what to keep track of changes to. However, it's not simple to see what's changed - you need to look at ...
Over the last few days, the primary "recent questions" RSS feed (possibly also other ones) has included questions that are in no way recent. For example, this question was last edited Jul 14 at 11:58 ...
I checked the FAQ and don't see one mentioned. I love to use RSS to keep up to date on when new questions are posted.