I think this is a cool project, but surely needs more of a preamble? Like what are crit-bit trees? [1,2,3,4]<p>[1] <a href="http://benlynn.blogspot.com/2007/04/trees-hash-tables-and-tries_11.html" rel="nofollow">http://benlynn.blogspot.com/2007/04/trees-hash-tables-and-tr...</a><p>[2] <a href="http://en.wikipedia.org/wiki/Radix_tree" rel="nofollow">http://en.wikipedia.org/wiki/Radix_tree</a><p>[3] <a href="http://cr.yp.to/critbit.html" rel="nofollow">http://cr.yp.to/critbit.html</a><p>[4] <a href="http://www.imperialviolet.org/binary/critbit.pdf" rel="nofollow">http://www.imperialviolet.org/binary/critbit.pdf</a>