These are exciting developments, because in the foreseeable future we will be copying the character traits and personalities of our next of kin.

It could be used, for example, in the event of death in old age to alleviate grief for people who are at the end of their lives and die after 50 years of marriage.

Of course, this raises completely new questions about ethics, such as what mourning means to us. Should we try to overcome death? Isn’t grief actually a human characteristic that is part of life? How should we deal with it if we become virtually immortal because we can create digital, immortal copies of ourselves?

https://www.newscientist.com/article/2457233-ai-simulations-of-1000-people-accurately-replicate-their-behaviour/

newscientist.com

AI simulations of 1000 people accurately replicate their behaviour

Using GPT-4o, the model behind ChatGPT, researchers have replicated the personality and behaviour of more than 1000 people, in an effort to create an alternative to focus groups and polling