At first glance, you'll see a bunch cards, broken up by topics and activities that are interesting to you.

ENGADGET: Kobo Arc tablet hands-on (video) Hands-on

And with that simple experience, Linden is aiming to undo a notoriously broken form of well-intentioned generosity: gift cards.

FORBES: Gift Cards Be Gone: Karma Launches

If these levels hold and leaders act well, this downtrend can be broken and then a better sustained move is in the cards.

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Once again, also, you have to decide which cards to turn to see if the rule was broken.

ECONOMIST: Psychopathy