It's interesting that your discussion of utopias and dystopias has a section "Enter: Communism", but has no section "Exit: Communism". One might think that this arrangement was never tried in real life.
Is your machine what's traditionally knows as a nanoassembler (aka nanofactory, molecular assembler, etc.)?
My answer is to build open source machines that provide for human survival: http://tlalexander.com/machine/