The crux of the problem at hand is that the agent isn't given the proper business context to answer even the most basic questions.

the Activity component is the heart of TRB

That's the whole point of an abstraction layer—to isolate your business logic from a subsystem's mechanics

So the hard and unsolvable problem becomes: how up-to-date do you really need to be?

After considering the value we place, and the tradeoffs we make, when it comes to knowing anything of significance, I think it becomes much easier to understand why cache invalidation is one of the hard problems in computer science

Making literal grids. Like X columns with Y gap between them homegrown framework stuff. grid-gap is wonderful, as gutters are the main pain point of grid systems.

const useEffect = (subscribe) => ({ subscribe })

Doing a HOC properly, as a library should, with hoisted statics and displayName and ref, etc., is a hassle and would add unnecessary bulk.

The crux of this pattern is to introduce an index.js and internal.js file.