Editable metadata – identifiers’ metadata must be able to be edited in order to allow their owners to update details of the thing they are referring to, such as its location, as they will inevitably change.

— dynamic updating of metadata, applications and services.

Solid’s State primitive is arguably its most powerful and distinctive one. Through the use of proxies and explicit setters it gives the control of an immutable interface and the performance of a mutable one

In contrast, data is just mutated in Vue.