At least this shows that someone is at least concerned about radical Muslims (can one make the argument that there are other kinds?). This step, in itself, may not curtail violence and hatred, but it may lead to other steps towards controlling it.
You can make an argument that there are other kind...
The problem today is that islam has been taken over by the Wahabbite sect, which is akin of Aryan identity taking over Christinity... This has been fuelled by Saudi oil...
There are plenty of moderate islamic sects, like for instance the Sufi sects and even the Ismaili...
They are considered as apostate by the Wahabbis...