Discussion

pointpth: sometimes humans are awesome.

scentoni: If the active elements were convex instead of concave, I can imagine this being useful for people with visual impairments. How does this compare to existing technologies for braille displays?

caditinpiscinam: A whole new type of "vacuum tube"

fhdkweig: https://en.wikipedia.org/wiki/Refreshable_braille_displayThe technology hasn't changed at all since the 1992 film Sneakers with the blind character Whistler. https://youtu.be/GS3npSv8iuM?t=124

rbanffy: It becomes more interesting when you couple a flexible display with it.

Wowfunhappy: ...especially if that display could be a touch screen...

joezydeco: It's been tried with fluid instead of air.https://www.engadget.com/this-oled-screen-can-fill-with-liqu...