The laptop dir-sync attach flow's dirSyncElsewhereLookup now returns three outcomes instead of a binary check: elsewhere (shown to the user), unknown, or nowhere (mapped to not_armed_here). The not-bound case now reports reason not_looked instead of not_armed_here.
Dir-sync 'elsewhere' detection now distinguishes unknown vs nowhere
Checking whether directory sync lives elsewhere now returns elsewhere, unknown or nowhere instead of a yes-or-no.
Under the hoodTier: how much it should matter to you
2Useful: my rating, 1 to 5
3Signal: worth watching, 1 to 5
Directory SyncArea: what it touches
Internal ChangesKind: in v2.1.257,
Internal ChangesSection of the release