It may not be so crazy.
Think about all the "Domestic terror" arrests that have made the news.
How many times have these been based on the FBI facilitating some one who had expressed strong Muslim opinions ?
They make the approach as "Al Queda members", they help with training and technology, they help with target selection, they supply the presumed explosives, and then they take credit for thwarting a plot that never would have existed with out them.
It's common knowledge that RFK assassin Sirhan Sirhan was "conditioned" to act as he did .
Who knows what "caring friend" may be whispering into some nuts ear .
With the current state of Govt surveillance , both technology and application, it is not that difficult to find potential tools.
Then all it takes is finding the right button to push to set them off.