I'm torn on this one. Living in a world where anyone and everyone has this sort of profiling power sounds entirely dystopian. On the other hand, governments and businesses have been using these tools for years with increasing efficacy.
Unfortunately, average people having this power in the form of an app does little to nothing to offset the overreaches of those more powerful.
It might make fashion a little more interesting though
Doing what that person does with their hair/makeup makes facail reconigion apps VERY confused.
It's called dazzle makeup if you want to search for more examples and information. The concept is based on dazzle camouflage, which provided some equally interesting paint jobs for ships.
That's so cool! It must be one hell of a treat to see these in the wild. Being RHD, I wonder what final market it's intended for. Maybe Australia?
Here's an article on the subject that you and DragonflyMind might enjoy reading.
Thank you for a whole new category of dazzle pictures to look at!