"Out of sight, out of mind"
I studied nuclear physics decades ago and understand it, a little. I think fusion is likely to be safer than fission but - I am sceptical. Why? Because humans are involved! Profit, greed, ignorance, politics where a day is along time, not to mention a term of office , so where do 1000 years fit?
I recall my son recalling an event not so long ago; he wrote "auf Deutsch" but his link is to
an English pdf
(4th/currently last article)