How is text messaging affecting teen literacy?

Based on these research souces below, write an introductory paragraph for a research paper topic: “How is text messaging affecting teen literacy?”

Research Articles Coe, J., and J. Oakhill. “‘TxtN Is Ez f u No h2 Rd’: the Relation between Reading Ability and Text-Messaging Behaviour.” Journal of Computer Assisted Learning, vol. 27, no. 1, 2011, pp. 4–17., doi:10.1111/j.1365-2729.2010.00404.x. Drouin, M A. “College Students’ Text Messaging, Use of Textese and Literacy Skills.” Journal of Computer Assisted Learning, vol. 27, no. 1, 2011, pp. 67–75., doi:10.1111/j.1365-2729.2010.00399.x. Drouin, Michelle, and Brent Driver. “Texting, Textese and Literacy Abilities: a Naturalistic Study.” Journal of Research in Reading, vol. 37, no. 3, 2012, pp. 250–267., doi:10.1111/j.1467-9817.2012.01532.x. Drouin, Michelle, and Claire Davis. “R u Txting? Is the Use of Text Speak Hurting Your Literacy?” Journal of Literacy Research, vol. 41, no. 1, 2009, pp. 46–67., doi:10.1080/10862960802695131. Durkin, K., et al. “Txt Lang: Texting, Textism Use and Literacy Abilities in Adolescents with and without Specific Language Impairment.” Journal of Computer Assisted Learning, vol. 27, no. 1, 2011, pp. 49–57., doi:10.1111/j.1365-2729.2010.00397.x. Jonge, Sarah De, and Nenagh Kemp. “Text-Message Abbreviations and Language Skills in High School and University Students.” Journal of Research in Reading, vol. 35, no. 1, 2010, pp. 49–68., doi:10.1111/j.1467-9817.2010.01466.x. Kemp, Nenagh. “Mobile Technology and Literacy: Effects across Cultures, Abilities and the Lifespan.” Journal of Computer Assisted Learning, vol. 27, no. 1, 2011, pp. 1–3., doi:10.1111/j.1365-2729.2010.00401.x.