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 })

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