Pretty sure he's already lying in a ditch somewhere in Brazil (or Argentina? wherever.) or something.
some guy tossing out some crap so he can get some views on his youtube video about his future movies...
Apparently when time travel is invented we'll still be using phones the size of our hands to talk to other people.
Although its only fair to mention that the signal the phone is producing IS traveling through time to its recipient, and not just to a cell phone tower.