One of the pages on the site you've linked mentions Debian having Plasma Bigscreen in the package repo, so I imagine you can just download it on anything that runs the right instruction set. (armv7, amd64, etc. I am not sure what the package is built for.)
Does "burner email" have a legal definition? I ask this in good faith, as a privacy conscious user with multiple emails — some of which have one purpose and one purpose only.
Mmmm... capsicums and cereal.