Check out the rest of the content from "SEO in 2022" here:

http://seoin2022.com/

Questions that David asks in this episode include:

Why a square photo?

Does it help if it’s a unique photo?

Does this affect desktop results?

How near the top of your page does it have to be?

Are you in favour of any particular file type?

Does it have to be a certain pixel size or have a caption?

Can you also use a brand logo?

Can this also help with bringing in traffic from Google image search?