Another thought: you could use this to have an AI make a best attempt at answering a text/email for you and then ask for human acceptance/rejection/editing. I know some messaging apps have suggestions based on the last message sent to you, but I'm not aware of any that suggest responses based on your specific history of language use.
"This scam of yours, when it’s over, you erase this goddam thing."
-- Dixie Flatline construct, Neuromancer
I'll listen to the podcast, but the concept of having something crawl through someones social media, namely someone you care, to emulate him/her (to become a "it") it's disturbing.
> The episode tells the story of Martha (Hayley Atwell), a young woman whose boyfriend Ash Starmer (Domhnall Gleeson) is killed in a car accident. As she mourns him, she discovers that technology now allows her to communicate with an artificial intelligence imitating Ash, and reluctantly decides to try it.
Maybe in the future we'll have "harry potter photos" that use GPT2 + speech synthesis to pretend to be you.