User preference cookies generally do not require consent under most privacy regulations, including the EU’s GDPR and ePrivacy Directive, as long as they serve a functional purpose directly requested by the user and are not used for tracking or profiling.
my point is that it's ambiguous, even gdpr.eu says otherwise, and it's so unclear that app developers err on the side of caution. It's nothing to be smug about. All of these seemingly capable people struggle with it .