IB tease

YOU CAN’T TELL THE PLAYERS WITHOUT A SCORECARD: Change is in the air throughout the biz, from Steve Barnett’s shiny new Capitol Music Group to Irving Azoff’s transition from Live Nation/Front Line to whatever he’s cooking up in his dealmaking laboratory. Our own I.B. Bad provides a handy guide to who’s who and what’s what at the beginning of the 2013 season in his latest column, which contains even more boldfacing than usual. Need we say more? (1/17a)