color hunter

related tags: 16171D 1A5ECB 47689F 534F54 564C56 5F81BD 7687A5 B4B8C3 B8BABF audience august business china city cologne computers conference consoles developers development europe event expo features fun game gamers games gamescom gdc germany hardware industry keynotes koeln koelnmesse location meetings nerds networking presentations professionals sessions software speakers summits venue workshops 2010 2011 131320