I have to put a lot of iPads on a stantd on a tourist fair to show our web, and we don\'t want that people can use these iPads to play/enter facebook/etc. Is for this that I
Blocking home button access is desirable where these units are used commercially as promotional displays or in point of sale environments. It would be useful, actually, if Apple licensed developers of point of sale apps to be able to do this - it would be no problem for this function to be specific to registered ipad units....and it would also make the ipad less of a theft target. it would be useless to anyone but the owner. right now the only answer is to physically cover the button in an enclosure, thus concealing Apple's investment in a beautiful product design.