(WF4) Why can’t I change the TypeArgument of Switch<> or FlowSwitch<> using the property grid?

I don’t remember anyone ever actually asking me this, but I found myself wondering the question while rustling up a quick rehosting app. Foreach<> activity lets you change the TypeArgument dynamically via the property grid. But FlowSwitch<> doesn’t. Why? As usual, although it take a while, I like investigating issues like this in a practical…

RC docs are live!

The Visual Studio 2010 RC and .NET Framework 4.0 RC went live this week to MSDN subscribers. Our UE team has made available a bunch of improved topics and new topics along with the RC release. All the samples have a readme / documentation topic. More than ~200 WF/WCF sample readmes were added for this milestone….