# Accessibility as Alternate Systems Interface Accessibility systems can act as alternate command and state interfaces: they enumerate controls, redirect focus and input, speak hidden state, and expose structured context that a conventional visual interface may obscure. ## Source [[Scanned_20260730-1235#Scanned_20260730-1235.pdf — PDF page 29|PDF page 29]] records ChromeVox commands, while page 31 examines keyboard-modifier semantics. The notebook-level synthesis recognizes these as operational interfaces rather than merely display accommodations. ## Evidentiary boundary The concept does not imply that accessibility APIs bypass authorization. It describes an alternate interaction layer whose capabilities remain governed by platform permissions and policy.