Facial recognition is ubiquitous and methods like disguises, surgical masks and makeup are becoming ineffective owing to the improvement in algorithms.
In light of these advances, what are some countermeasures to avoid being identified in a public setting (cafe, restaurant, street etc)?
The purpose is to be able keep one's real identity a secret from someone who has access to a large database in which they have previously enrolled. Examples of such databases include photos scraped online from social media profiles and driver's license databases.