- w&a=view_article_detail&midToken=AQHVKIEjRzxXVA&ek=3Db2_content_ecosystem_digest&Ii=200&m=network_pub I ishes&p=rm ti nk=20141020124222-1391-why-i-joi ned-puretech> Joichi Ito <http://www.linkedin.com/e/v2?e=3ms54r-iln8ieo0- =&t=npv&midToken=AQHVyQEjRzxXVA&ek=b2_content_ecosystem_d=gest&Ii=202&m=network_publish