Commentary If you go down to the coast in Southern California and look out to sea, you easily can spot dozens of container ships stuck waiting to move into port and unload their goods. The Wall Street Journal headlined, “Cargo Piles Up as California Ports Jostle Over How to Resolve Delays.” Subhead: “U.S. shipping operations remain clogged as ports, truckers and warehouses can’t find enough workers or agree on 24/7 operations.” This happens now and again over the years when port unions go on strike. This time there’s a different cause: Supply disruptions from the COVID-19 lockdowns last year, and potential new lockdowns. “It’s going to take a long time to clear up, even with everybody back to work,” Randal O’Toole told me; he’s a Cato Institute Senior Fellow working on urban growth, public land and transportation issues. He gave this analogy: You’re driving on the freeway, with traffic flowing …