But adding a third, or even a fourth, display can be a challenge.
Positioned 10cm away from a wall, a 127cm display can be created; from 42cm, that inflates to a vision-filling 2.5 metres, and with high brightness and contrast its 1080p image is watchable with and without the curtains drawn.
From a user's perspective, an HDMI display can be driven by a single-link DVI-D source, since HDMI and DVI-D define an overlapping minimum set of allowed resolutions and framebuffer formats to ensure a basic level of interoperability.
A vivid display can be found much closer to home in an afternoon's drive through northern Westchester and Putnam Counties that winds along bucolic country roads punctuated by mountainous backdrops and breathtaking views of the Hudson River.
Be warned, once you get used to this kind of clarity, going back to a regular display can be tricky.
For the actors, the rewards for such a virtuoso display can be handsome – if it comes off.
Mark Scheifer, the vice president for marketing for Kidde Safety in Mebane, N.C., said that carbon monoxide detectors, with or without a digital display, can be battery-powered or plug-in units.
Bold graffiti featuring both the author's face and characters from his Discworld series has popped up in the capital's Brick Lane, while a further display can be found in Stokes Croft in the South West city.
"Right now E Ink is great in sunlight, but in certain situations, a piece of paper can be a better display than E Ink," he said, "and in dim light, an LCD display can be better than all of these technologies".
Moreover, the cost has come down so an exceptional display can be purchased for as little as $200 with higher end, pinch-yourself displays costing about $1,000.
