Goldberg Variations Fringe Fox Network, Thursdays, 9 PM “The Firefly” Written by J. H. Wyman & Jeff Pinkner Directed by Charles Beeson “It doesn’t make sense. Why would the Observer do all this?” — Walter Back in the twentieth century, cartoonist Rube Goldberg became famous for inventing amazingly elaborate machines to perform trivial tasks. His name became synonymous with any overcomplicated scheme to accomplish something that otherwise would be absurdly simple; his legacy includes the board game Mouse Trap and an episode of The X-Files incorporating a wondrously convoluted toy. I have a suspicion Walter Bishop probably loved Rube Goldberg. Yet the Fringe character who most…