user- A great speech by Jyri Engestrom, co-founder of Jaiku and sociologist. In the first part of his presentation he explains his concept on socio-material obje...A great speech by Jyri Engestrom, co-founder of Jaiku and sociologist. In the first part of his presentation he explains his concept on socio-material objects. 49:40, very down-to-earth.
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