There's no such thing as holograms. Not until we discover new physics. These are Pepper's Ghost, a simple lighting trick [0].
But I agree the star wars "holograms" were never holograms but more 3D point cloud projections. Now you could say they do exist, see e.g. laser light shows, they are just by far not as impressive as the star wars movies.
> On 8 August 1936 he married Marjorie Louise Butler with whom he lived in a harmonious marriage. They did not have any children.
I'm glad they lived in a harmonious marriage, I guess? I am really curious why/how that particular detail managed to make it onto Wikipedia. Random edit? Part of the phrasing in a biography or his will? Someone who knew them personally that wanted to make that clear?
It's cited from here -
"harmonikus házasságban"
https://dokutar.omikk.bme.hu/archivum/gabor/htm/gaborkronol....
Why they said it.......
[1] http://physicstoys.blogspot.com/2018/02/the-mirascope.html
If the frame/box really add much immersion, then some solution that can sit flat on a wall while still appearing to be a cabin (recessed into the wall) would likely be a lot more successful, as it can "create" instead of eating real estate.
"In simple terms, we’re using a laser beam to trap a particle, and then we can steer the laser beam around to move the particle and create the image"