This is becoming a problem for me as well and mostly the time needed to sort out good and bad information, information that I'm interested in or not and even entertainment information (I mean blog article, books and video that are mostly for entertainement that real information) that I would enjoy or not is way to high and getting higher expodentially.
I have to frequently unsubscribe, remove feed from my RSS and focus on the most/important best ones to optimize my time.
I wrote a short article about it the other day: