They say there are two constants in life: death and taxes. However, if you live in Montgomery County, there’s a third: traffic congestion . Unfortunately, some Montgomery County politicians seem almost to scoff at any real solution to that last constant. Take Montgomery County Council candidate Ben Shnider’s recent critique of Gov. Larry Hogan’s (R) proposal for Interstate 270. Shnider, a Democrat, is correct to point out that Hogan’s proposal does not go far enough. But Shnider argues for policies that would, ironically, make traffic only worse. Meanwhile, his Democratic primary opponent, incumbent council member Sidney Katz (Gaithersburg-Rockville), has shown...