Example settings file
Redditors who posted before submission are OK

This requires that the comments are treated from the oldest to the
youngest.

As a consequence, a set is not enough, but a min heap (on the created
date) is perfect.

In turn and in order to provide comparison on created date on comments,
some monkey-patching is required.
Extend & patch praw Comment instead of MethodType

Since it's a bit cleaner