light

mvvm light MIX10 demo RelayCommand question

Hi there, Has anyone seen Laurent Bugnion's great demo at MIX10? If you are into MVVM-light I would call it a must see, I do have a question that I can't see to figure out... In the demo that uses RelayCommand, he does two examples - one where we implement Icommand itself and one where use RelayCommand from MVVM Light. On the second ex...