The latest word on the street about English in America – always bad, it seems – is that the shaggy construction of texting and e-mail spells the death of formal writing. Yet the truth about English in America – always sunnier, in fact – is that the looseness and creativity of these new ways of writing are a sign of a new sophistication in our society. This becomes clear when we understand that in the proper sense, e-mail and texting are not writing at all. John McWorter in NYT
The rest of the article is worth a look.
Seems to me that the new forms of communication could use some attention to etiquette, though.