Marxism is still inside the box. The premises it was based on are based on the industrial mind set. The world we will live in will not resemble that world at all.
We have a new set of problems now and you're better off learning from Star Trek than from Marxism. Marxism is not future proof, it's not scalable, it's based on assumptions.
If you're vegan then you must be excited to know that sooner or later meat will lab grown or be 3d printed, it may actually be healthy to eat meat and no animal will have to suffer.
Technology can lead to radical abundance. Capitalism/communism? Update your software.
http://hplusmagazine.com/2013/11/26/radical-abundance-by-k-eric-drexler-2013-book-review/