"But perhaps Topsy's biggest selling point is what it doesn't do: the service doesn't reveal user scores. That simple, easy to read score - Klout's calling card

"But perhaps Topsy's biggest selling point is what it doesn't do: the service doesn't reveal user scores. That simple, easy to read score - Klout's calling card and biggest selling point - is also its biggest weakness. Obssessing over that number can quicly become addictive - and separated from geniune social influence." Absolutely. This has been known for a long time: http://buildingreputation.com/writings/2010/02/on_karma.html http://buildingreputation.com/writings/2010/02/on_karma.html