no simple answer. unusual compilations are obvious. a lot of classic rock CDs aren't real. i have a handel messiah that swaers its real but it's about 128kbs at best and statistically 14 bit. brucee On 10 December 2013 14:39, erik quanstrom wrote: > On Mon Dec 9 22:15:18 EST 2013, bruce.ellis@gmail.com wrote: > > > good to hear. all of the major brands had holograms in 1998. > > proper packaging includes a hologram. but clearly as andrey points out, > that's probablly not proof that they're not junk. > > > Maybe he's lucky. I have a swag of such disks and 80% are very fine > pirates. > > so here's a question: was the pirating uniform? that is, did top 100 cds > get pirated at the same rate as say the top 20000 - the top 100? > > - erik > >