That's really old news. I guess the paper has just properly described the effect.
So I think we're all aware that plasma can be made in a microwave, could someone ELI5 what the new information is here? Is it that the plasma can be used for applications similar to a lab setting?
"How Microwaving Grapes Makes Plasma" by Veritasium
https://www.youtube.com/watch?v=wCrtk-pyP0I