Seems like Singularity U needs something like Hacker News as a platform for discussions. Email proclamations to successively larger mailing lists are not exactl

Seems like Singularity U needs something like Hacker News as a platform for discussions. Email proclamations to successively larger mailing lists are not exactly an efficient approach. Should they just use Hacker News itself? Build their own? Or can Hacker News sprout channels? I'd be fascinated by the topics they cover.