Shock, incredulity and downright horror – that has been Australians’ reaction to the news that US has banned Vegemite. And even Americans who can’t stand the stuff think their government has gone too far. “We have terrorists trying to smuggle in weapons, dirty bombs, WMD, we have druglords smuggling in tons of illegal hallucinogen drugs,” writes an American poster going by the screen name of Fair Opinion at the US-based Free Republic bulletin board. “And border security is spending time and effort to stop people from bringing in vegetable extract!” Another US poster observed, “It's pretty silly for the government...