_SNP4206 24 January 2016/by Pierre Mathieu https://www.tedxdelft.nl/wp-content/uploads/2016/02/TEDxDelftLogoWebsite.jpg 0 0 Pierre Mathieu https://www.tedxdelft.nl/wp-content/uploads/2016/02/TEDxDelftLogoWebsite.jpg Pierre Mathieu2016-01-24 16:58:002016-01-24 16:58:00_SNP4206