I think some of them are pretty good! My favorites are the Ciaphas Cain series and Eisenhorn series. Gaunts Ghosts is also good if you want a more serious military read. If you want non-humans, check out “The Infinite and the Divine”. It’s about necrons (highly advanced ancient space robots/terminators).

I think he might be referencing those “I’m a Mac. And I’m a PC” commercials

Mineral oil supposedly. Do your own research since it’s your kid, but it’s considered food safe here. Food grade mineral oil is used on knives and cutting boards regularly.

But those people’s votes each matter the same without the electoral college?