Presidential campaigns have become exhibits of gratuitous spending, empty promises, and endless media chatter that, like a bad loop, begins to eat away at your soul. Presidential campaigns have in short become jokes. It may not be funny, but JibJab will at least make you laugh. In their first election satire since 2004’s “This Land” and “Good to be in DC,” JibJab bid farewell to Bush and remind us that the election process doesn’t have a whole lot to do with democracy.