"If you don't like it don't take it" ignores all of human history. A huge majority of substances can be fatal if ingested. Are you sure you want to live in a world where Elon can speed run figuring out what won't kill "most" people?
I'm on death row. So are you. The only thing that has a chance of giving me a stay of execution is rapid technological advancement so I'm willing to accept a lot of risk here. It's a matter of self preservation.