What this person is proposing is functionally similar to forms of anarchism and anarchist theory has some answers to these kinds of questions.

For example the communes could have a federation where representatives are sent to settle disputes. Likewise instead of a fixed 2000 people with walls between you could have people in several smaller overlapping communities which act as bridges across a network of communities. Similar to how a person can be a family member and a company employee and a resident of an apartment building etc.

Though I don’t completely buy in to everything it says, https://theanarchistlibrary.org/library/peter-gelderloos-anarchy-works goes into how anarchist communities can and have worked

shitposting on lemmy for example

that’s a little old to be playing with interactive entertainment which engages your strategic thinking and problem solving skills, passively consume some content like a grown adult instead

Where are you located? In Canada, there are gray market options in major cities (i.e. physical storefronts) and online.

Grandpa you figured out how to get online

it’s possible we’re facing a future in which meat is not sustainable and we won’t want to spare any for cats, it’s something worth studying

NVIDIA uses of AI technology aren’t going to pop, things like DLSS are here to stay. The value of the company and their sales are inflated by the bubble, but the core technology of NVIDIA is applicable way beyond the chat bot hype.

Bubbles don’t mean there’s no underlying value. The dot com bubble didn’t take down the internet.