I've been having the same issue. Streaming video keeps cutting out for me too. It's just started happening in the past week.
Loading User Information from Channel 9
Something went wrong getting user information from Channel 9
Loading User Information from MSDN
Something went wrong getting user information from MSDN
Loading Visual Studio Achievements
Something went wrong getting the Visual Studio Achievements
I've been having the same issue. Streaming video keeps cutting out for me too. It's just started happening in the past week.