Answer
Doesn't make sense.
Work Step by Step
The model can still be used to estimate the number of smartphones in 2007 which indicates that $x=0$. Thus the statement doesn't make sense.
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.