Mom's reaction was as expected.

What the bloody hell were they thinking? I could feel her jerking back her covers, stomping out of bed and to her office, mind splitting as she reached for the Council. Syd, this is a disaster. If the Brotherhood has access to sensitive Steam Union information, they could be at great risk for attack, even now. How much do those kids know?

From what Piers implied, enough.

Mom cursed.

I know. My anger had mostly burned out, ...