I had the intent to make a build to improve my dog as much as possible, so Theorem Infection was a big part of that for the damage bonus it gives to companions. Despite their dysfunctional AI and tendency to miss when they finally attempt to attack, I've got a soft spot for the pets. Now that I've got enough of the relevant arcanes, I've gone to use it in missions and I'm just immediately uninterested. I kill enemies, squint to see if they left a little cloud, and I go stand in it for a bit so the bonus can build up to a useful amount. Then I have to go find a time-out puddle again to keep the