Design system debt is not a backlog item
A system that nobody on the client side can extend is not an asset. It is a dependency with good documentation.
Journal
The brief is the deliverable
Most briefs describe a solution someone already chose. A good one describes a situation and what would count as better.
Research that changes the roadmap, and research that does not
If you cannot say in advance what finding would cause you to cancel something, you are not doing research.
On publishing the limits of your own product
Engineers who cannot find where a product stops working will assume the worst case and specify around you.
The half-level problem
Some buildings, and some organisations, cannot be described accurately and legibly at the same time. Choose legibility.