It seems to me there is truth on both sides of this argument. The nuances to which Lammy refers get lost once combat is joined.
Amidst verbal and actual violence, it is tempting to seek to shut down, say, Farage or Lammy altogether. But politics without anger would be impossible – and undesirable.
Collecting statistics on people’s self-identified racial background is one thing. Having ringfenced funding for one racial group is quite another.