Cited by Enough Is Enough: http://www.enough.org/inside.php?tag=statistics#5

• In 2005, worldwide revenue from mobile phone pornography is expected to rise to $1 billion and could grow to three times that number or more within a few years (Bryan-Low, Cassel and Pringle, David. “Sex Cells: Wireless Operators Find That Racy Cellphone Video Drives Surge in Broadband Use.” The Wall Street Journal. May 12, 2005.)

• According to IDC, a technology research firm, by the end of 2004 approximately 21 million 5- to 19-year-olds had wireless phones.

• Adult content on mobile telephones and other portable devices is anticipated to hit $1 billion in worldwide revenues during 2005, according to market research firm Juniper Research. (Juniper Research, “Adult to Mobile: Personal Services,” February 2005)