In all of my fifteen+ years on stockhouse and Agora, I've waded through probably tens of thousands of useless posts, and a much smaller number of useful ones. And a few rare gems.

One thing that I remember reading many years ago was a comment that "the gap must always be filled, eventually." Since then, I've often studied the validity of that statement, and not necessarily within a single day's trading.

Today's chart is illustrative.