The Singapore Ruby Brigade had it's monthly meetup last night. Great discussions as always, and how can you complain when you get to carry on over maggi mee goreng supper until the wee hours;-)
Here are the slides from my talk about Rails authentication options in general, and specifically why and how to use RPX with Authlogic (using the Authlogic_RPX gem I released last week).
Rails authentication with Authlogic RPX
View more presentations from Paul Gallagher.