Firstly let me make it clear that I don't condone this sort of thing so if you're offended by seeing it, go back to reddit. Second from what I hear, his manifesto is being scrubbed like Brendon Terrants great replacement manifesto. I don't think hiding this sort of thing is a good idea, it makes it harder to spot mass shooters when they start showing signs. Information is meant to be free.
https://emilkirkegaard.dk/en/wp-content ... ifesto.pdf
Take a minute to skim over it if you want.