InformationWeek discovered that Windows Phone 7 has a kill switch that allows Microsoft to remove a rogue program.

Sales of the device appear to be brisk in Europe where it launched just over two weeks ago. That is good news for Microsoft. Will the trend continue on November 8 when it launches in the US? We've also discovered that there is a kill switch Microsoft can flip if it deems it necessary to remove a rogue program.

  Windows Phone 7 Sales And The Kill Switch