Social shaming is a big way humans deal with unchangeable things. They impose a cost for anyone expressing a desire for that thing to be different.

And it makes sense, really. You can't have a functioning society if everyone is running around freaking out about death all the time.

But we're entering a weird time where we might actually be able to add more good years to our lives. One of the steps towards getting there is being a little more okay with people seriously exploring these ideas.