Earlier quoted context omitted.
I understand the argument, but is that what actually happened here? My understanding is that the one thing the defense doesn't have is the whole justification for entering the defendant's personal space in the first place. I could be misreading!
It sure looks like you are. "Gartenlaub wants to see the warrant in his case so he can challenge it as based on false information and therefore invalid." According to the article the warrant itself and the filings in support of it are unavailable to the defense. That is essential to making arguments on the legality of the warrant in the first place, the scope of the evidence gathered to the warrant, and factual argum…
I understand the nature of his argument: he'd like to challenge the warrant to get the CP evidence excluded. He can't, because the warrant is secret; his CP criminal trial judge validated it, but in a normal case, he'd have the chance to evaluate himself.
What I perceived you to have been claiming was that the defendant additionally doesn't know the actual provenance of the evidence. Which computer did it come from? How does he know the FBI didn't simply make it up?
It's that latter claim that I'm pushing back on.