It was a mainstay of the 2016 Presidential election — then-candidate Donald Trump's promise to build a "big, beautiful wall." Logistically speaking, it turns out there may not be a need for nigh on 2,000 miles of concrete adorned with gold leaf, mirrors, and faux Greek architecture in Trump's signature style. Nelson Balido, chairman of the Border Commerce and Security Council and former member of the Homeland Security Advisory Council, broke down the realities of the current border system in an article for The Hill.
Technology could play a larger, much more effective role than traditional physical barriers.
Rebar and concrete have their limitations. Makers of 19-foot ladders can always foil builders of 18-foot walls.