Claude's invisibility is always on when we see him, so he's invisible to everyone except Peter when Peter's in range to leach off him.

And, Takei will be on more than that measly 30 seconds. But they had to set up the big dramatic pause to take off from next episode.

Yes! Hara - the technopath that intercepts electronic communications - needs to come back into the plot right now. Though, when she does come mack in I hope she's scary, or at least competent.