This means no sales, no themed merchandise, no decorations. December 25 and most other day are treated just like any other day for all stores malls, restaurants, ect.
You’d still get non religious holiday events like mothers days, or independence days.
What whould change?
Yeah, just ignore and forget the genocide that happened for you to ‘celebrate’ by indulging.
Nothing more American than that.
You’re right; we must spend all hours of all days contemplating historical injustice. No happiness allowed!