For those of you who weren't able to attend the conference, most of the submitted talks now have their slides/papers online on the web site.
http://www.symas.com/ldapcon2009/papers.shtml
You missed a lot of great discussions, and a live demo of probably the world's smallest LDAP server installation - OpenLDAP 2.4.18 running on my G1 phone, serving queries from Ludovic Poitou's iPhone address book. OpenLDAP doesn't just scale up to massive multi-processor deployments, it also works well at the smallest of scales. Even the "embedded directory" guys haven't gotten here yet...