Seriously. The simple yellow circle with expressions are perfect because the are nonspecific and can be assumed to apply to everyone.
Now we are adding skin tone... Why? That just opens the door to people complaining about hair color, hair style, eye color, face shape and a ton of other things.
Where is the identical set of emojis for people wearing an eye patch. Left or right eye? Scars? Bald people? Glasses? People who lost their noses in tragic plastic surgery incidents?
They have family emojis. Where is the mixed race family? Same Gender couple? Family with 2 boys, family with 2 girls. How about the family with 4 boys, 2 girls a parrot and a lama?
Specificity is not always helpful.