Attended the talk on Authentication Alternatives for ASP.NET by Colin Bowern in Toronto this week. Interestingly enough I was plagued by the hysteria of having to manage my numerous sets of credentials for a while now. So this is an interesting space to watch out for in the near future.
For quite a while I have been interested in understanding the magic behind partial post backs and I finally tried it. Here is the article I wrote on how to make your own partial post back.