Mine has a window actually. Its a smaller countertop dishwasher tho so maybe that has something to do with it.

People load heavy metal pots into a dishwasher and bang them around.

A window would not survive unless they use some expensive overbuilt impact resistant glass.

We also cannot see through the toilet 🚽 or the drain pipes. Why?

How do you think they come out warm and clean?

Just shows us that Jack Donaghy is fictional