Re: Question of the day: iTunes + Watermarking?

[Blue Boar <BlueBoar () thievco com>]

Dave Aitel wrote:
> So my question of the day is this. If two different people buy the same
> song from iTunes,

Here's the free single of the week:
http://phobos.apple.com/WebObjects/MZStore.woa/wa/viewAlbum?playlistId=142421609&s=143441&i=142421638

(Download, make playlist named "Dave Test", drag song to playlist, 
insert blank disc, File->Burn Playlist to Disc, eject disc, re-insert disc)

> and then both of them burn it to CD, and then both of
> them rip it into a 44K raw file (say, a .wav), is it different?

ryan-russells-ibook-g4:~ ryanlrussell$ mount
/dev/disk0s3 on / (local, journaled)
devfs on /dev (local)
fdesc on /dev (union)
<volfs> on /.vol
automount -nsl [175] on /Network (automounted)
automount -fstab [193] on /automount/Servers (automounted)
automount -static [193] on /automount/static (automounted)
/dev/disk1 on /Volumes/Dave Test (local, nodev, nosuid, read-only)
ryan-russells-ibook-g4:~ ryanlrussell$ cd /Volumes/Dave\ Test/
ryan-russells-ibook-g4:/Volumes/Dave Test ryanlrussell$ ls -al
total 98546
dr-xr-xr-x   2 ryanlrus  ryanlrus      1056 Jul 10 10:48 .
drwxrwxrwt   5 root      admin          170 Jul 10 10:48 ..
-rw-rw-rw-   1 ryanlrus  ryanlrus       950 Jul 10 10:48 .TOC.plist
-rw-rw-rw-   1 ryanlrus  ryanlrus  50450400 Jul 10 10:48 1 Girl and the 
Sea.aiff
ryan-russells-ibook-g4:/Volumes/Dave Test ryanlrussell$ md5 1\ Girl\ 
and\ the\ Sea.aiff
MD5 (1 Girl and the Sea.aiff) = 504bb61b7698c8febde9eaa35549ba7a

Sufficient test?

(I'm assuming that Apple hasn't bothered to write up a MD5 collider.)

                                        Ryan
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