Laz, if this wasn’t posted by you, I would think this is a joke. Or is it a joke because it’s posted by you? Hmmmmmmmm.
It's no cause for alarm. It is, however, data. If more things come to light, perhaps a pattern will emerge.
It could simply be that this is all an as-planned part of the GridEx-2 drill. Still, it is good for us to be aware, of real or drilled events.