There’s around four-billion years worth of hold-ups behind us—and there’s probably not much longer to wait.
That doesn’t show that most of the risk isn’t ahead—that is a complex speculation based on too many factors to fit into this blog comment. The point is that you can’t argue from no aliens to major future risks—since we might well be past the bulk of the filter.
There’s around four-billion years worth of hold-ups behind us—and there’s probably not much longer to wait.
That doesn’t show that most of the risk isn’t ahead—that is a complex speculation based on too many factors to fit into this blog comment. The point is that you can’t argue from no aliens to major future risks—since we might well be past the bulk of the filter.