I suspect that in turn depends on whether we're able to create 'digital' humans or not.(I'm not weighing in on whether or not we'll be able to, just pointing ou

I suspect that in turn depends on whether we're able to create 'digital' humans or not.(I'm not weighing in on whether or not we'll be able to, just pointing out that if we can, 'manned' interstellar travel becomes much, much easier.)