In my experience, English humour is also dry, sarcastic and/or satirical, it seems to be American humour that doesn’t pick up on the dry jokes.

But yeah, also the language barrier hits hard.

Eyeball licking. It’s, um, unusual. And prone to infection. Proceed with caution

It’s a continuity thing, apparently. If the level in the cup keeps going up and down in a single scene, it’s more distracting than a clearly empty mug.