It's that time of year again. E3 is coming and the rumour-pot is getting fat. In fact the heap of things-that-might-possibly-happen-at-E3-2012 has been growing like an underwater Gremlin farm pretty much since E3 2011 finished. Given that this year we have to consider new hardware coming from Nintendo, new hardware possibly coming from Microsoft and Sony, and all the games, reveals, surprises and disappointments