Let me take you down… The Beatles’ songs were so sturdy and well-crafted that artists such as Matt Monro and Ella Fitzgerald became early adopters.  But from the start, John, Paul, George, and Ringo’s contemporaries had been just as likely as the older generation to mine their songbook.  As the sixties continued and the Beatles ushered in the shift from pop to rock (minus the “and roll”), similarly youthful artists brought their own increasingly adventurous spins to the lads’ material.  Countless various-artists collections of Beatlesongs have proliferated over the years – enough…