OK kids, let's walk through this. In the past, I've heard "conservatives" get furious over the suggestion that the Civil War wasn't about slavery. Rush Limbaugh once was talking to a kid who called in who was a history buff, and Rush said, "What was the Civil War over?" The kid said slavery, and Rush commended him on a job well done. After all, Rush explained, it was revisionist leftists who tried to blame everything on "economic forces" and who couldn't just accept the fact that Americans were willing to go fight and die for moral principles. Now, in an effort to criticize Ron Paul, people (some who are conservative, though I don't really know about the Morning Joe crowd) are ripping him for allegedly blaming the war on slavery. (That's asinine, by the way, since Paul follows DiLorenzo's take on this issue closely. I.e. Paul was saying that Lincoln didn't need to fight a war to free slaves; he wasn't saying Lincol...