For flyers on business, the screens can be used for video conferencing, for example.
It sounds counterintuitive, but stick with us. No longer will that tourist lean over you from the aisle or middle seat to snap a blurry Instagram of the skyline... so long as you're on the right plane. On board the Ixion windowless jet, there are no windows. But there are better views than you'd ever get out that tiny port hole.
The sexy, futuristic aircraft does this by replacing windows with screens that offer panoramic views around the sky.
More details here.