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Make "Types of Crowdsourcing" a L1 header and strike the "Modern methods" area.
Move "Predecessors" to "History" in line with the definition above. Because crowdsourcing is not necessarily online, these options are not "predecessors" to crowdsourcing so much as historical, analog methods.
Take out "Wisdom of the crowd" and "Crowdsearching" -- these do not have sufficient information to justify their existence. There seem to be singular examples that are too similar to macrowork to justify their existence.
