What makes you think that the menu in the website is not going to be outdated.
I think the parent is making the assumption that a business owner would be able (and willing) to update the menu on their own website, whereas random pictures on Google Maps/Instagram might not have the most recent menu.
I think the parent is making the assumption that a business owner would be able (and willing) to update the menu on their own website, whereas random pictures on Google Maps/Instagram might not have the most recent menu.