" “Virtual children may seem like a giant leap from where we are now, but within 50 years technology will have advanced to such an extent that babies which exist in the metaverse are indistinct from those in the real world,” added Campbell, whose new book, “AI by Design: A Plan For Living With Artificial Intelligence,” is out this week."
Ah. Somebody (the 'AI expert' of the article's title) has got a book to push, and access to a lazy journalist.
Whilst I'm sure a few people will be up for this (and for some of them I will feel genuine pity), mostly it will be a fad. Sometimes a teaching tool for senior schools (in a particularly Tamagotchi way). Or as @MichelleScarn alludes to (yuk!). But it will not be widespread.