"We shy away from death. It reaches us before we approach it," DeadSocial's Norris said. "We're using tech to soften the impact that death has and dehumanize it. It allows us to think about death in a more logical way and detach ourselves from it."
The prospect of artificial intelligence, even in 140-character bursts, can also be comforting to people who see it as a way to live on.
"The afterlife is not a new idea, it's been around for quite a long time with all the different versions of heaven and hell," Lean Mean Fighting Machine's Bedwood said. "To me this isn't any stranger than any one of those. In fact, it might be less strange."