one of the things motivating Cosign was the knowledge that there's 1,000's of people out there who - are plugged in, have awesome judgement around startups people should join; - have the trust of niche talent networks they move in (school alma mata, company alumni, community sub-cultures), BUT are often limited ability to connect or coordinate the two. Airbnb for talent networks? @juliali is perfect example - someone who loves meeting great founders + talent + introducing the two, for…