would appreciate some help navigating BMG book contents :) I was reading about Long tail and Multi-Sided Platform patterns and for me they seem to overlap...  Generally both involve creation of a platform as a KA and user can create content for personal use (let's say print a calendar on Lulu.com) OR create content and sell it (write a book and sell it via Lulu.com). And the latter activity is something which requires both content generators and content consumers to be on the same platform,…See More