Thirty years ago it may have still been valid although difficult to make since nobody knew about the risks of AGI or self-replicating assemblers. A hundred years ago it would not have been valid in this form since we lacked surveillance and space exploration technologies.
Keep in mind that we have a certain bias on this question since we happen to have survived up until this point in history but there is no guarantee of that in the future.
Thirty years ago it may have still been valid although difficult to make since nobody knew about the risks of AGI or self-replicating assemblers. A hundred years ago it would not have been valid in this form since we lacked surveillance and space exploration technologies.
Keep in mind that we have a certain bias on this question since we happen to have survived up until this point in history but there is no guarantee of that in the future.