Mm, the waves are tied to the galactic storms, which are confirmed to be the real cause of those weekly effects we get. And we know what the storms are capable of, between said effects and what's mentioned in previous reports...

Oh, that reminds me—there are also these, if you haven't seen them yet.

[aka these two things which is not what he was referring to in terms of previous reports, those are gestures to everything linked here]

As for yesterday, that was... virtual reality, right? [unless diluc is referring to a different part of the mini-event.] I don't understand the technology very well myself, so maybe someone else knows how much of a connection there could be.