UPDATED: API support documentation now at this link.
Well I may be dying from this terrible cold but 'the show must go on' and the Tesco.com Grocery API is now live.
Head to the support web site at http://www.techfortesco.com/tescoapiweb where you can register and get access not only to the service location but also a complete reference guide, and a coded example using a Windows Form application compatible with Visual Studio 2008 SP1 (any edition including the free 'express' version).
In Hitchhiker's Guide, Arthur Dent says "I feel like a military academy, bits of me keep passing out!". Arthur's excuse was having just been beamed on board a Vogon ship by a matter transfer beam. My cold's making me feel the exactly same way, so Party On! during this festive Yuletide weekend while I lay in bed moaning randomly and demanding that a lorry load of flu relief be sent to me immediately...