US X Factor judge Simon Cowell says he wants fans to use Twitter to vote for their favourite contestants. The Fox show has announced that from November 2, fans can cast a ballot by sending a direct message over Twitter to the official X Factor account. Viewers can also cast a ballot on the show's Facebook page and its official website. "It's a sign of the times," said Cowell, who believes more votes will come in as a result of expanding the process. "Sites like Twitter and Facebook give (the audience) a much bigger voice." Aside from social media, votes can be sent the old fashioned way, by making a phone call or sending a text message and by using a special App created for Verizon Android devices. Cowell uses the internet to gauge what people think of the series so far. He goes online...