The following is from Brian Goldfarb’s post about changes between beta 2 – Keep the info coming knowing these types of things can really help the early adopters move on to RTM quickly!
It is time to start preparing for the RTM of ASP.NET 2.0 and in order to do that I've had the team prepare a great paper that outlines the major changes that we've made since Beta 2. Find it here: http://msdn.microsoft.com/asp.net/beta2/beta2rtmchanges/default.aspx
Next week, we will be posting detailed API x API changes since Beta2 which should help give even more insight. I hope you find this useful!