Pieter Frank de Jong
pieterfrank
Crowdsourcing
a take on crowdsourcing
1,240
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Uploaded on March 3, 2011
Taken on March 3, 2011
Crowdsourcing
a take on crowdsourcing
1,240
views
0
faves
0
comments
Uploaded on March 3, 2011
Taken on March 3, 2011