Wall's are great. My house has walls to keep out socialist and liberals trying to steal my money and guns. My bedrooms and crapper have walls too. Walls are great and work.
Yeah, but you still have them. A huge factor is security. It's not 100% perfectly effective, but effective enough to save countless people from crime and harm - ancient knowledge.
Hey and if you want a wall, why don't you at least hold your Lyin" in chief accountable and get him to make Mexico pay for it as he promised. Blaming dems now is complete Bull Shit.