On Sat, 29 Mar 2014 18:05:39 -0700, Matthew Petach said: > system, which does 100,000,000 transactions/day. Facebook's > presentation talks about doing billions *per second*, which if I
Fortunately for Facebook, they don't have to worry about double-spending problems, and you don't have to worry that much about authentication and security, because you control both ends of the transaction. It's easy to scale when you don't have to worry about the hard parts.
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