"22% of Americans use SNS. Broken down by age range, 67% of those age 18-29, 21% of those 30-39, and 6% of those 40+ use SNS. Based on 1430 respondents, margin of error should be about +/- 3%."
"iPhone users are the perfect group to launch the network to. They’re passionate and elitist, and will like the idea of being in an iPhone-only club. Go to a party and see a picture and first name of everyone there who’s holding an iPhone - then meet
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.