One Fine Face
There seems to be a new comedy trope around a misinformed character having an augmented reality filter turned on during a video conferencing session. r²dr (Simpsons reference).
Now, AR experts at Apple are racing to apply their facial recognition feature to just eyes. Iris unlock was a feature I used on the Samsung S8 but, at least in my experience, took a long time and often failed. I also use iris scanning whenever returning to Canada.