New icons, what do you think?  Better than the old one?

     

Full size 530x529 image for scaling down to custom sizes:
http://www.bitcoin.org/download/bitcoin530.png

The perspective shadow was too thick on the larger sizes.  I updated 32, 48 and the full size.

I release these images into the public domain (copyright-free).  I request that derivative works be made public domain.