We find in the present personality knots, whereby action is not allowed freedom, particularly in terms of expansion. There is strong concentrated energy turned inward, but it is not turned inward far enough to be effective.
The way they process information or the way they perform whatever function it is they're trying to do, maybe it's sensing a weak magnetic field, it depends on an interplay between the junction and that loop.
And because of the way that we usually learn, when you had deep chains, it's very fragile, because you lose any one link - meaning if you miss a few concepts along the chain you can actually be completely lost.