heatmap/layers of "stability" across a git repo

[silky]

can answer questions such as:

• can i change this? how much attention has been paid to it?
• what parts of this need refactoring?
• what parts are quite fixed?
• is there an aspect of this that needs to change?

c.f. christopher alexander and diagnosis.

[dcousens]

maybe stability, maybe it's a haunted forest :zombie_woman::evergreen_tree:, there should be different palettes to indicate mood