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Arsenal

ComMetrics Week in Review: 10 Downing Street losing against Twitter, Real Madrid and Barcelona battle it out, plus the best KPIs for social media analytics.

The freemium model is a variant of free successfully used by Eudora Light (an email program launched 1988) that provides a core set of free features to all users. But as all freemium users have found, revenue must be generated to pay the piper. This is where Eudora failed and what might also lead to Twitter’s demise.