To not understand loads of emoticons?

[CurrentCurrant]

Is it my age? Cartoon face blindness? It bugs me! I get some texts or see posts I don’t get...
😑😶 are two...

There's loads of pointless ones that nobody uses or gets. But those ones are "Expressionless face" used as a sort of snarky "no comment", and "silent emoji", basically used to suggest that you're biting your tongue/staying silent.