EE just revealed the UK's cheapest 4G phone

EE has just added a new smartphone to its line up called the Rook, and it's the most affordable 4G smartphone available in the UK right now.The Rook costs £49 for new customers, but if you're already on EE you can get it for just £39. Bear in mind you'll need to get £10 credit to buy it though - so it'll be £59 for new customers and £49 for existing.The design isn't much to lust over but under the hood is a 1GHz quad-core MediaTek processor, 1GB of RAM, 8GB of internal storage, microSD supp