> Would they seal us off and make a zoo This one kind of works because it only takes one civilisation to block us and keep the others out. > once you have rea

> Would they seal us off and make a zoo This one kind of works because it only takes one civilisation to block us and keep the others out. > once you have reached 100% understanding of physics, you will know whether this premise true or not true How does understanding physics give you the certainty? As a solution to the paradox that would assume that all civilisations are extremely xenophobic and also always assume that collaboration is impossible. BTW: my current belief is that most likely life is just super-rare (phosphorus problem, and way too many required variables) and also that colonising a galaxy is probably a sub-optimal solution for overpopulation.