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As a method , “ netnography ” can be faster , simpler , and less expensive than ethnography , and more naturalistic and unobtrusive than focus groups or interviews ( Kozinets , 2010 ) , ( del Fresno , 2011 ) .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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