St David’s Hall Saturday 21 February 1pm  Contemporary Lunchtime Concert INNOVATIVE and experimental contemporary ensemble Exaudi are bringing their unique brand of music to St David’s Hall on Saturday 21 February. Founded by Director James Weeks and soprano Juliet Fraser in 2002, Exaudi has emerged as one of Britain’s leading contemporary music ensembles and draws its singers from amongst the brightest vocal talent around. Exaudi typically work as a consort rather than a choir – usually one voice to a…