I heard about the effort to streamline and enhance the community engagement here from the Destination Linux Podcast. I clicked on the link on the show notes relating to this task and noticed there was no way to register for this platform (phabricator) to get involved by commenting/posting/adding tasks.
My recommendation is to somehow include this by default on all phabricator pages on the footer of the pages or automatically embedded on all posts (are there template settings for posts where this can be enabled by default?). This way, people can register and begin adding to it almost instantly. I had to go to the IRC to learn how to register here.
From my experience in on-boarding staff at previous jobs and currently with clients that I assist in trainings, the less friction between awareness to getting into position to "give back", the better.
If we are talking about on-boarding here I would imagine