We kinda knew that there couldn't be any antitrust smoke without the fire of market collusion, and sure enough, Sony Optiarc has been joined on the naughty step by Hitachi-LG Data Storage and Toshiba Samsung Storage Technology Corp. As the names should tell you, these are joint ventures involving some of the world's biggest electronics manufacturers, whose American optical drive divisions appear to be under suspicion of fixing prices. We'd have expected Hitachi and LG to wise up after