Beautiful visualization by Evan Westvang
"300.000 Norwegians move house every year. If the pattern made by this
process could be compressed into one short animation, what would would
it look like? What could you learn about your country from such an
animation, if anything?
Deluge is a C++ application designed to answer these questions. The
underlying data was generated by cross referencing Norwegian tax records
from 2006 and 2007 to find changes in postal codes..."