MEMBERS of a Cardiff children’s choir that won at the first ever Llangollen International Musical Eisteddfod are still going strong as the 70th event approaches. Back in 1947, the Cardiff Snowflakes took the inaugural festival by storm, being crowned the champion children’s choir and going on to make records and tour extensively. An appeal by the Eisteddfod in Cardiff has found several of the choir members are still meeting – and still singing – almost 70 years later. Now aged…