Good point but Murphy is always present. Even with a mylar bag, during the brief period you have it open to get a scoop, a pregnant and "in labor" insect can get inside. The diatomaceous earth helps mitigate insect risk.
Plan for a certain loss rate and rotate perishables through the storage.
Good recommendation to Bean Counter.
“The diatomaceous earth helps mitigate insect risk.”
What form are you talking about? Mixing the DE powder in with the food? Or are you saying to put in packets or something?