Some politicians will probably start playing the virtual fence game just as they played the “I oppose amnesty” word game for years when they had no intention of enforcing immigration law or deporting illegal aliens.
Those who might start advocating a virtual fence will want no border control, just as in the past.
Jeb: 'Virtual Fence' Can Be 'Quite Effective'
From May 19, 2016
Jeb Bush says Donald Trump's plan for a border wall isn't as feasible as a "virtual fence" that includes technology in areas where the terrain make a wall impossible.
Welll, there it is. Why didn't we think to ask JEB first, because we know if anyone in American is serious about securing the border, it's JEB