Techno-optimism doing all the heavy lifting. The Fermi paradox basically comes down to asking: "Assuming that all of the problems with interstellar travel are

Techno-optimism doing all the heavy lifting. The Fermi paradox basically comes down to asking: "Assuming that all of the problems with interstellar travel are effectively solvable, why haven't we seen proof of that yet?" And when casual observation contradicts your assumptions, it's usually a good move to revisit those assumptions.