Nitro Rig Driver - Because in every society there seem to be those who disagree with the rules and some are extremists.
Swan Man is a mild example of the above.
Here is another:
British couple arrested in Dubai over sex on the beach - Telegraph
I just read your link regarding the UK and in the case of Anjem Choudary, it is shame that his extreme views are used as ammunition for people such as yourself. I am sure there are millions of Muslims in the UK that are law abiding and probably are just as annoyed by Anjem Choudary as you are.