BLOCK BUSTER - Ain't On The Chain (2015)       Hailing from Finland, BLOCK BUSTER have been doin' some noise in the last five years, being "Ain't On The Chain" their new recording showing how the band has positively evolved.   Since the beginning of their career Block Buster sound has been described as heavily tied to AC/DC's hard rock book, but I can hear more traditional hard rock influences now.   So, despite of having the Aussie band as reference (who doesn't?) Block Buster's style