When text in a closed function cannot be magnified by platform or assistive technology, a mode is offered in which all text and images of text needed for operation are shown large enough that a capital H subtends no less than 0.7 degrees at the viewing distance the supplier states (for example about 3.7 mm high at 300 mm).
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.