It was time­ly and fit­ting to hold a trib­ute to Joni Mitchell at Llais 23, the Fes­ti­val of Voice, tak­ing place at the beau­ti­ful Wales Mil­len­ni­um Cen­tre in Cardiff. Joni remains one of the most tal­ent­ed and unique artists of the past few decades, and her vocals and extra­or­di­nary tal­ent for writ­ing poignant and poetic…