I'm posting this because Blockbuster UK this affect directly who pre-ordered PS4/Xbone through Blockbuster.
"We are sorry that you will be disappointed and that we can't fulfil any Xbox One or PS4 pre-orders at this time. We appreciate and recognise the amount of messages about pre-orders. We're sorry some of you haven't received your calls yet. They're happening as we type."
"Please visit facebook.com/BlockbusterUK for more information. Thanks."