Every light point a speaker too
Scientists have discovered that sheets with carbon nanotubes, tubes of carbon atoms rolled up as wire on nanoscale, can make sound. The sheets are so thin that they can be transparent, and in principle very big. When such a sheet is put over a (flexible) screen the sound can literally come from all directions and the screen is made (a lot) lighter.
Future Vision by Erwin Van Lun on this article
Eventually screens will be holes in the wall, with a view to whatever world you wish. The sound will come from exactly where you think it’ll come. This discovery brings this situation a little closer.
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