I wrote a phd, in part, on this (actually on crowdfunding for creatives, but this essay bookended the thesis). Writing in 2008 KK essentially predicted D2F crowdfunding built on e-mailing lists and facebook. He gets a lot right, and it stands up well - but, make no mistake, he describes a full-time job, and the "admin" involved is more than 50% of the effort. It's not for everyone, but it can work, and does for many. Anyone following this path should consider reading my paper on how your communication channels impact "sales" https://www-sciencedirect-com.vu-nl.idm.oclc.org/science/art...