"This matrix shows four quadrants used to describe tastes found on Twitter, or related sites such as hashtag.org, tweestats.com, etc. The Y-axis is partly analytical and shows popularity (mostly through scraped numbers) or perceived popularity (in the future nominated by you). The other part of the grid is more curated and subjective."
"A Twingly Channel acts as a social filter on top of feeds and realtime search, allowing you to set up a social memetracker for any topic or event." Man braucht noch einen Beta-Account.
"Facebook is the world's leading social network, with over 300 million users and more than 900 employees. But how do you get the most out of it? To answer this question and more, Mashable has created The Facebook Guide Book, a complete collection of resources to help you master Facebook."