Comin’ atcha straight outta Brompton (see what he did there?) is MC Hammersmith, a ‘posh British rapper’ with an extraordinary gift for improvisation and wordplay. The leading freestyle rapper to emerge from middle class West London – real name Will Naameh, the son of an English mother and a Syrian father – is on his first ever UK tour. It comes after he put on one of the best-reviewed shows at last year’s Edinburgh Fringe. Speaking to the Cambridge Independent before the tour started, from Edinburgh, where he has lived for 14 years (he went there to study and now has a master’s degree in ling…