My latest blog post covers the immigration debate from the point of view of this immigrant who grew up in Britain, and Chris Bryant's example of carers needing to be able to speak English well.
I don't think speaking English well is as necessary for carers as it is for other immigrants. Here's why:
samedifference1.com/2013/08/03/the-disability-link-in-the-immigration-debate-racistvan-gohome-foreignborn/