I like to think the "San Francisco Games Revolution" began over a century ago in 1895 with the invention of the slot machine: http://en.wikipedia.org/wiki/Slot

I like to think the "San Francisco Games Revolution" began over a century ago in 1895 with the invention of the slot machine: http://en.wikipedia.org/wiki/Slot_machine#History http://en.wikipedia.org/wiki/Slot_machine#History Zynga is merely a continuation in that fine tradition... whether their pivot to real-money games works or not.