Hadoop Geographic Adoption

The 451 Research group has an interesting presentation called “What is the Point of Hadoop”, which includes three slides on global adoption. I’ve mashed them into a simple animated GIF for illustration:

Watch the cities of NYC, LA and SF shrink as countries India and China grow. Why the difference in granularity? Does this imply anything about a shift in controls and authorization (e.g. local versus remote, full-time versus contractors)?