[citation][nom]mobileuser[/nom]I don't think the "cube" product was made to replace the traditional keyboard. If you visit Celluon's website, the projection keyboard is made for users of smartphones, PDAs, etc. The mouse on the otherhand is probably something that can replace the traditional mouse.[/citation]
Oh, my bad then, but it still sounds like a dubious idea due to the need for a suitable surface.
I can understand its benefits for a portable device but at the same time it very much restricts where you could use it.