Considering that as far as I'm aware, I onlined when the pillar was already there and the storm, then, must already have been over, no.

[Behind his visor, his optics narrow.]

The question is then how and what influence that pillar might have on what is either possession, superimosed impressions of memories and personality of alternate versions of the individuals present [Which isn't precisely the same as possession, note.], or merely that we think...

[He trails off, shaking his helm. The last is actually the most awkward and unpleasant to him - the first two at least would mean a true origin of... well. Him as far as he's aware of it, the last would mean something more unpleasant. But it is still a possibility.]