With the four year gaps, the advancements in technology between one world cup and the next really show, this year almost every household has a supersize HD TV available, at that last world cup these were priced out of the range of most consumers. This year many pubs showed the games in 3D and this market is emerging as the next big trend with televisions, undoubtedly this will be the norm by the next world cup. This raises the question of what the future holds for the beautiful game, how will we enjoy it, how will they play it? There are a variety of theories that are perfectly plausible; the only question is how soon it will come. Here is a selection of theories of what football will be like in 2020.