Dad, I'm hungry!

Right, what do I cook for tea?

Errr, McCain chips. These will be good.

You know they'll come out nice and crispy if you cook them in a rye fryer.

Just say, Alexa, open McCain and Alexa will help you.

What? You mean if I say Alexa, open McCain, Alexa will open the bag of chips for me.

Not literally open the bag of chips for your dad, but Alexa can tell you how to cook them

and give you ideas for tea.

Ah, okay. Alexa, open McCain.

Well done, Dad. Such a tech wizard.

Chip, chip, hooray.

Crispy air fryer perfection with McCain.

There's an observational bias known as the street light effect.

It impacts everything from medical research to astronomy to police investigations.

Here, Panorama software provides the most common illustration of the effect.

What is the street light effect?

This is when you look for something only by checking the most obvious places.

The search itself is sometimes called the drunken search,

taken from an old joke that goes like this.

A policeman sees a drunk man searching for something under a street light

and asks the drunk what he's lost.

The drunk says, I lost my keys,

...