Badmamma - I watched the Channel 4 programme and the only thing about immigration which concerns me is what you highlighted.
Britain is a Western secular democracy and some of the laws of Islam are not conducive to this type of culture. Whilst it may only be subtle and nothing great to fear, I do worry about what we might have to change in the future that we take for granted now.
I have read other articles about this, so this Channel 4 programme was not my first introduction to this.
Not so long ago a Muslim group protested about a billboard advertising underwear being too close to their Mosque. There's been the school uniform case recently. Infant circumcision is carried out unlawfully. What freddoms should British people be expected to give up to make Britain a good place to live for Islamic followers.
Whilst I agree British Expats tend to emmigrate and stick to other Brits, I don't think they expect to adopt another country and flount the current laws and customs.
As a woman and an atheist, I cannot help but being slightly concerned about what freedoms might have to be given up in the very distant future.
Of course, this is not something which keeps me awake at night or currently affects me, it just feels like something that needs to kept and eye on.