Unsolicited text mssg: "Thank you for your loyalty, now you can upgrade your device at no cost, please visit [link] http://ow.ly/TMCz7"
That ow.ly link returns a 404 error. And, no, I did not tap the link.

Exactly ten minutes later I got the same message from 301-395-8102.

I got the same text and did not tap the link.  Instead typed it into my computer and found your comments. Thanks!