If you are closing using a simultaneous closing the benefit is the privacy that seller does not know what you are selling the house for and the buyer does not know what you bought the house for.

While one photo is not the best marketing play by any means, protecting the privacy of the occupants should far outweigh the right of someone to sit home in their pajamas and view not only the property but all of it's contents. 

You'll still have your living expenses covered, but you'll have a bit of privacy.

If so, they want a workspace with privacy so they can take Zoom calls.

Other options for a house hacking if your parents would like more privacy would be to either purchase a multifamily property, a house with an ADU, or split a house into separate units.

If he has privacy and a bed that fits his 125-pound frame and afro, we're happy.

"Bonus space" has a value as does "second floor provides greater privacy." 

Location, price, privacy, security. 

After the purchase I immediately built an 8 foot privacy fence closing in the backyard and extended the back deck to make space for a table and chairs in the backyard.

This is the price you pay for privacy, I suppose.