Of course, that's a straw man. A fence is as good as a wall in the case of a border barrier. Neither one will make a spoonful of beans difference.
...but hey, do what you want...you will anyway.
P.S. It's actually a funny thing - set up that went wrong. Spicer is a doofus. An ignorant, arrogant little man with a temper, to be sure, but a doofus.