Woozle Hypertwin
 Durham, NC,  
Just to reiterate the obvious: we shouldn't be discussing a better way to do something stupid. We should be not doing the stupid thing in the first place. We don't need a frickin' border wall. Will people please stop taking right-wing mob psychology seriously, plzokthx?
Trump's wall: How tech fills the gaps

Image/photo

Camera-laden towers and underground sensors plug the gaps in the existing US-Mexico border fence.