I have seen a few ads about this around and my mum whos a carer had mentioned it to me to. I googled it and found these links
http://youtube.com/watch?v=tEPB4yrARm0&feature=related
http://youtube.com/watch?v=i9X6JNJ93e4&feature=related
Theres a cool video up there about how it was made. Its from the creators of Wallace and Gromit
