A microwave user interface that is intuitive – Not!
See image. See all the buttons. Find out what they do.
To the defence of the oven producer it is both a microwave and a regular oven; which makes it harder to create a simple UI.
But… why have plus to the left and minus to the right?
![Combined oven with plus and minus in the wrong position.](https://ideas.selfelected.com/wp-content/uploads/2023/07/image-1024x368.png)