A questions & answer is organised with SDC devs about marketplace project (http://www.shadowtalk.org/topic/361/shadowmarket-progress-report/4), you can participate by joing us on slack at https://shadowproject.herokuapp.com/ .
I hope to see you soon in the shadow
Here's a list with questions that have been asked so far:
https://docs.google.com/document/d/1FdDzheF7vLPkAntPlJo69YA08xalfKBy8003QJH-eVM/edit?pli=1#