Wow. 
When I was in China, some street food vendors were offering various fried salted insects. I can’t remember whether mealworms were on offer. I remember grasshoppers on bamboo skewers.
But if humans can eat mealworms who can eat plastic, maybe there’s a sustainable closed-loop worth taking a good hard look at, because there’s hungry people all over the planet…
https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1748-5967.2009.00237.x
