>has lost all records of current generations Doesn't seem impossible. Just see how much trouble we have understanding writing systems from 8000 BCE. You only

>has lost all records of current generations Doesn't seem impossible. Just see how much trouble we have understanding writing systems from 8000 BCE. You only need a few generation of lost ability to read/write for solid documentation of nuclear waste and radioactivity to turn into myth at best. This does not seem unlikely over a duration of 10000y. Such a myth may be just enough for people to seek out a dangerous place without understanding the danger.