@michiels Hey, de ontwerpers van TEDxAmsterdam (Silo) zitten bij jullie http://www.youtube.com/watch?v=PnslS5uSNzw
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@michiels Hey, de ontwerpers van TEDxAmsterdam (Silo) zitten bij jullie http://www.youtube.com/watch?v=PnslS5uSNzw