Ah, the joys of diversity.
I am about as liberal as it comes on immigration, but so help me, if it were up to me I would put a stop to immigration from Muslim countries. Until Islam cleans up its act, I don't want any more of it in my country.
Cotton clogs swimming pool filters and makes the water murky and nasty. That's why many swimming pools will not allow people to wear cut-off jeans or cotton t-shirts. Lycra, polyester, and nylon are fine. No doubt the maintenance man at this pool had a problem on his hand a few hours later.