I always love the look of Argon 18s and you can get the Krypton for 1749 with SRAM Rival or 1999 with Ultegra
http://www.epic-cycl...18_Krypton.html
http://www.epic-cycl...-Black-1000.jpg
I black and red is great for getting clothing the coordinates too - which I've done a bit of with my black bike (and red tape and red / black Fulcrum wheels).
my current favorite way to blow £2099 (£2000 +/- 5%) would be an ultegra equipped Orbea Onix,
http://www.epic-cycl...-11-LT-1000.jpg
http://www.epic-cycl...11-or-1000d.jpg
(yes I know the photos are of the 105 but these are the colour schemes I like)
The planet X nanolight with Dura Ace for £2000 does look like unfeasibly good value mind
Russell