The dully named Digital Wall might not do multi-touch, but the size of the thing makes it a must-see if you ever get down there. Here’s a short, dark-as-hell video, but you get the idea:
Update: I’ve had some emails asking if this is a mock-up or not - it definitely ain’t. I was able to take it for a spin after the demo and found it pretty responsive and very impressive. The piano demo included in the kid-themed ‘room’ is a little weak because it can handle just one input at a time but, apparently, they’re working on that.
Spammers beware: Any links in comments to commercial websites will be treated as paid advertising and will be charged at rate of $10 per link per day. Invoices will be sent to the idiots who hire you for so-called SEO jobs. All you good people will always keep it real, of course - thanks!