Migraine with aura is a severe headache preceded by symptoms such as seeing flashing lights, temporary visual loss, speech problems or numbness of the face.

BBC: Epilepsy and migraine 'could have shared genetic link'

"With more than five years research behind developing the optimum curvature, the entire screen surface is equidistant from the viewer's eyes, eliminating the problem of screen-edge visual distortion and loss of detail, " the company said in a press release.

BBC: LG to start selling curved OLED TVs in South Korea

It can lead to vision loss, visual impairment and even blindness.

BBC: Massive rise in Asian eye damage

However, despite offering audio-visual quality that would have been unacceptable in the pioneering days of television, a small, loss-making company called Broadcast.com broke all previous records when it made its Wall Street debut on July 17th.

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