It's quantifiable and expected threat by a known entity, versus nebulous threat by a unknown entity.
The records will be scrutinized. The FoIA requests will happen. The hack of their private infrastructure might not ever happen, and even if does, the foreign actors are not necessarily going to leak the records back to the US constituents: the real perceived threat.
They'll gladly risk operational security for less paper trail. Every. Fucking. Time.
Your reasons for being unhappy aren't completely unfounded. We get that. It just doesn't change the fact that you're wallowing in a Canadian brand of conservatism in response to our even stupider conservatism. It isn't going to stop folks from rolling their eyes at the tone deafness or finding amusement at your microcosm of our own bullshit.
It's clutching poo to your chest while complaining that we're exporting our stinkier poo on your doorstep. Is ours stinkier? Sure, I'll be the first to admit it and include our right leaning "liberal" party in that statement. It's still poo.