Unfortunately, large parts of human memory are 404. I wish that was just a pithy remark - link rot is really, and it's rapid. Add to that that modern paper is

Unfortunately, large parts of human memory are 404. I wish that was just a pithy remark - link rot is really, and it's rapid. Add to that that modern paper is deteriorating at a rapid pace, and the memory of humankind is starting to look shaky.