>The plastic waste they produce still have the inconvenient problem of what to do with them. Like many conveniences, the problem is just offloaded to someone else.

>https://money.cnn.com/2015/03/04/news/k-cups-keurig-inventor...

>Some feel microplastics in our blood stream is a worthy compromise to easy-to-make coffee.

If you're in a first world country with proper garbage disposal, those k-cups most certainly aren't contributing to the problem of microplastics. Where I live they basically get landfilled. Kind of hard for that to end up in my veins when they're buried underground.