The Trouble With Twitter? Bad, Bad Advertising

Online advertising can be worth an awful lot. The ability to serve targeted ads is the engine of Google’s financial juggernaut, and still responsible for almost all of its revenue. It’s also what is driving Facebook’s rumoured IPO, which reports suggest see the company valued at $100 billion. Online ad spend in 2012 isexpected to be $39.5 billion in the U.S. alone. I don’t know about you, but that sounds like a big deal.

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