Microsoft Robotics Developer Studio completely free of charge now

Microsoft has announced that its Robotics Developer Studio, which allows for programming and (remotely) controlling also LEGO® MINDSTORMS NXT robots using C# or Visual Basic, will be completely free of charge from now on.
In the past, there have been three different versions, two of which with commercial licenses liable to pay costs.
These versions have been united to a single one now that can be downloaded and used without charge.