Earlier quoted context omitted.
They’re not fake but some are not followed by everyone outside of formal situations
I always do the splinter thing. I thought that was normal. If the place has disposable chopsticks it isn't the sort of place etiquette matters is it?
In all my decades of using chopsticks, I've never had a splinter poke me. But I've seen people rub their chopsticks then complain about splinters.