excluding cappuccino (excuse the self-praising, i'm biased

) it's chameleon for me.
everything else so far has just been recolours, and i like people trying different things with XML. It pushes the boundaries further than 'hey look i've released a(
nother) metallic skin'. Stuff like what rudecow did with CM, changed the layout for something (that with quite a bit of refinement) became far better then the original.
radestock has done some good stuff in the chameleon skin, suprised no-one else has taken those ideas on and enhanced them even further.
and makafo, here's that 10 quid i owe you