MultiTaction turns walls into giant touch screens — from cnet.com by Jacqueline Seng
.MultiTaction

A maximum of 24 MultiTouch cells can be stacked together to form a ginormous touch-screen display.
(Credit: MultiTouch)

Excerpt:

MultiTouch, a Finland-based company known for its interactive display systems, has launched the MultiTaction Cell 55″. The display is supposedly the “world’s largest integrated multiuser LCD multitouch display,” which means (way) more than one person can use it at a time.