What is This System Trying to Do?

When I went to bed on Wednesday night, I hoped I'd done enough to deal with an ant invasion into our home. I'd anticipated it. We live within the jurisdiction of a home owners association and periodically, when ant populations begin to surge, they lay down insecticide. Whenever they do this, within 30 minutes, the ants come inside.Of course, they're escaping the tragedy and my home, being relatively poison free, is a sanctuary. Usually, they just mill around on the floor, but this time, one the scout ants, the ones whose role in ant society is to randomly search for sustenance, discovered the panty, and specifically the dog treats and a package of shelled pistachios that had not been fully resealed. I'm not a fan of swarms of ants inside my home, and especially in the pantry. Over my adult life, I've had to deal with ant invasions at least once a year and, to be honest, I've come to relish the challenge. It's always an opportunity to learn something new.I've tried all kinds of things…