Push Square: "Sony knows that it’s got a battle on its hands. It may have hogged the limelight ever since its surprise PlayStation 4 announcement earlier in the year, but Microsoft will not allow that to persist. When the next Xbox is finally revealed on 21st May, the companies will at last lock horns – and it’s the outcome of that tussle that will ultimately dictate which platform gets off to the better start. With that in mind, E3 will be an important time for both platform holders. But with the Redmond-based manufacturer’s press conference set to precede its closest competitor, what can the Japanese giant do to ensure that PS4 exits the Los Angeles event on the front foot?"