Already patented. You even have the choice of which patent you would like to infringe: - Apple: http://www.faqs.org/patents/app/20100227632 - RIM: http://

Already patented. You even have the choice of which patent you would like to infringe: - Apple: http://www.faqs.org/patents/app/20100227632 - RIM: http://www.uberphones.com/2010/12/rim-sues-kik-patent-infringement/ - MS: http://www.microsoft.com/en-us/news/press/2009/mar09/03-25AXIGENPR.aspx