Both Carphone Warehouse and Clove have the phone listed on their website. While the former is asking £89.99 for the unlocked version (and £9.50/month if you choose to purchase on contract), the latter is selling the SIM-free version for £82.50 (£99.00 including taxes). Another retailer Unlocked Mobiles is also taking pre-orders for the handset, offering it for £95.00 (including taxes).
As for availability, while Carphone Warehouse is asking customers to expect the delivery by December 8, both Clove and Unlocked Mobiles have listed December 10 as the date.
I had used a Windows phone (L520) earlier, but had shifted to Android last year. I find Android laggy, confusing and battery-consuming. Apps remain open in the background even you have closed them, and keep on eating battery. One has to kill open app...
there are apps available on windows store for epub