WPF Databinding thread safety?

Question

Well lets say i have an object that i databind to, it implements INotifyPropertyChanged to tell the GUI when a value has changed...

if i trigger this from a differen

Answer 1

In practice it seems to work as expected and seems to be thread-safe (haven't seen anything odd happen or exceptions as a result of updating on background thread). I believe it invokes on to the UI thread when needed, but I'm not too familiar with the internals.