I imagine a world where Twitch shifts from passive spectating of an entertainer back to the feeling of playing on the couch handing each other the controller, 1 death a turn. Something like Parsec, but even better.

I'd say our ability to tell stories hasn't improved, but our ability to build things has. And since games tell stories by building things..At best Pac-Man could symbolically express consumerism, but even that is an interpretive stretch, wouldn't you say?

The full-size stays fun as long as it's rare. Then it becomes the equivalent of purple or legendary loot, which makes your definition of fun still valid.

The cow saga continues...👀 (or I already missed an update)

That does assume the concept of intelligence is self-explanatory, i.e. it already isolates some human capabilities as intelligence while excluding others. Other cultures and theories like Gardner's multiple intelligences question this. Though your broader point, everyone is different, still stands

Whenever we need to be extremely concise, we should distinguish and focus on themes (the core ideas/subjects explored, like 'death', 'war') vs. tropes (narrative conventions/plot devices, like 'enemies to lovers'). The former is descriptive, the latter reduces the story to predictable mechanics.