I believe some apps actually have to automatically brighten up your screen when ...

		claw-el 10 months ago \| parent \| context \| favorite \| on: Everyone knows your location: tracking myself down... I believe some apps actually have to automatically brighten up your screen when displaying a QR code for scanning, and then reduce back the brightness of its previous setting when moving out of the QR code. I believe the Whole Foods app does this for its first screen.

Surely that could be done without sending the brightness to some 3rd party.