Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
1Signal: worth watching, 1 to 5
Terminal UIArea: what it touches
Internal ChangesKind: in v2.1.233,
Internal ChangesSection of the release
What
The builder for the JSON handed to a custom status line command now receives a vimModeEnabled argument from its caller and emits the vim block from it, rather than reading a global at render time. The JSON your script sees is unchanged.
Evidence
vimModeEnabled
Strings lifted out of the shipped bundle, so the claim above can be checked against them.