If you thought spam on your computer was a bother, brace yourself: spammers want to find you on your cellphone.Cellphones have become consumers’ most personal technological devices. Some industry executives, along with consumer groups and security experts, are concerned that unwanted text messages on phones will be an even greater headache than unwanted computer messages.Cellphone spam is particularly annoying to its recipients because it is more invasive — announcing itself with a beep — and can be costly.
http://nytimes.com/2008/05/10/technology/10spam.html