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Their Bionic Eyes Are Now Obsolete and Unsupported
(spectrum.ieee.org)
This is a most excellent place for technology news and articles.
Upload is a pretty good show about it.
But in that show if you didn't have money, you didn't get "up time".
So the wealthy were able to live relatively normal "lives" but if your account ran dry you'd lose all you shit. Maybe even to the point where you're only "on" for a few hours a month and even then you lagged behind everyone and instead of an avatar you were just a face on a screen.