Today's E-mail from Sky allows one to pre-order purchase and installation of Sky H.D. The cost is £299 + £10 per month in addition to one's existing subscription. There is a refundable registration charge of £30 which is purported to ensure early installation. Having gone down that route this a.m. and paid the £30 by credit card, by Worldpay.com, their confirmation E-mail contains the following info:- a) " Sky will attempt to contact you during early April to complete your order and book your SkyHD installation date." b) "Your £30 deposit will be refunded in full and full payment for your Sky H.D. box and installation charges (where applicable) will then be taken separately when Sky call you. c) " Installations of Sky H.D. are planned to commence during May but will be booked on a first come, first served basis, Your installation date will be confirmed by letter."