Christopher Nolan’s three-hour, IMAX-only, star-stuffed adaptation is finally in cinemas, and there’s a good chance you’re going in having last thought about Homer during a English lesson you mostly slept through. Good news: the actual plot of The Odyssey is somehow both messier and more entertaining than anything a school syllabus let on. Here’s what happens, minus the ancient Greek and minus three years of your life reading it properly (I did so I’m here to explain it to yo