I mean, I wouldn't call it inconsequential. It's not malicious, obviously, but his mind has no privacy and he's going to realize that she's had access AND had been having secret conversations with the others right in front of him the entire time. Sure, nothing bad came out of any of this, but it's still a matter of trust. It may just be me, as I'm just one who doesn't like lying, especially from the people closest to you.