What goes around?Some people believe that everything that happens is preordained - written in the stars, part of our genetic programming or even part of God's great plan. Tempting though it may be on occasion to subscribe to that view - especially when it comes to explaining to an irate (ex) wife why it was necessary for me to stay out till 4am again - I've never really bought it. After all, if determinism was reality, we wouldn't be able to witness such incredible displays of commercial irony as CME's takeover of CBoT. Not ironic, as you might think, in terms of the pure business sense of the deal; in this case the irony leaves its vapour trail all the way across the Atlantic to Frankfurt. Way back in the mists of time, you may recall, there was a project called a/c/e - the alliance of Chicago and Europe, CBoT...