The problem is that nginx does not support IPv6 which is kind if sad for a "modern" HTTP server. Also both nginx and lighttpd do not support mod_dav_svn as far as I know, apart from that both projects are pretty decent.
Hopefully the 5GHz band does not become clogged up now that all the new shiny 11n gear hits the market
Many 802.11n devices already jam the 2.4GHz range and render near 11g devices unusable with their multi channel stuff...
What exactly are we looking for?
And while you're at it, maybe recheck your password
A bug in the hand is better than one as yet undetected.