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Market Opportunity From Customer Hostility, Exhibit 802.11: Airline WiFi

Entrepreneurship is often born of founders’ sheer frustration with the status quo.  One class of clear business opportunity, which wouldn’t exist in an ideal world, is created by the service that seemingly makes it as difficult as possible for potential paying customers to make it take their money.  This sort of chronic customer dissatifaction flies in the face of both

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Cohort Analysis

Don’t mean to disappoint you, but this idea isn’t nearly as devious or dark as the name implies.  It’s just a straightforward, really smart, thing to do.

The term derives from sociology: groups of people who share certain characteristics are “cohorts”.   Instead of focusing on average behaviors of a large population, cohort analysis looks to find and understand patterns among

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