Students texting professors

The following is a student's email message to a professor -- sent, I presume, by means of text messaging from a mobile phone:

Hello Prof,

da # 3 xtra credit which you hav 2 read bout da delany sister is it two pages n double spaced?

tnx,
Student

Of course, those of us in academe love teaching because of the respect we get from our students. You know it.