[Suggestion] Reddit posts in private subs

It is currently not possible to rip a private subreddit, or a posts that a user has posted to a private subreddit. Would it be at all possible to eventually rip this content?

[metaprime]

You would need to be logged in to an account which can access said subreddit. We could use cookies for this. See #354. Reddit's security would prevent someone (the public) without permission from accessing the content by any means.