Is Twitter Blue claming to be verifying anything other than the subscription payment? edit: surprisingly is it: > All Twitter Blue features will be available

Is Twitter Blue claming to be verifying anything other than the subscription payment? edit: surprisingly is it: > All Twitter Blue features will be available immediately except the blue checkmark, which will appear on eligible profiles after a review to ensure subscribed accounts meet all eligibility criteria. https://help.twitter.com/en/using-twitter/twitter-blue https://help.twitter.com/en/using-twitter/twitter-blue